SELIGMAN HIGH INCOME FUND SERIES
485BPOS, 1995-05-01
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                                                                File No. 2-93076
                                                                        811-4103
                                                                 
                                                                          

                       SECURITIES AND EXCHANGE COMMISSION
                             Washington, D.C. 20549
- --------------------------------------------------------------------------------

                                   FORM N-1A

     REGISTRATION STATEMENT UNDER THE SECURITIES ACT OF 1933          |_|

          Pre-Effective Amendment No.                                 |_|
   

          Post-Effective Amendment No. 19                             |X|
                                       -- 
     REGISTRATION STATEMENT UNDER THE INVESTMENT COMPANY ACT OF 1940  |_|

          Amendment No. 21                                            |X|
                        -- 

- --------------------------------------------------------------------------------

                        SELIGMAN HIGH INCOME FUND SERIES
               (Exact name of registrant as specified in charter)

- --------------------------------------------------------------------------------

                   100 PARK AVENUE, NEW YORK, NEW YORK 10017
                    (Address of principal executive offices)

     Registrant's Telephone Number: 212-850-1864 or Toll Free: 800-221-2450

- --------------------------------------------------------------------------------

      THOMAS G. ROSE, Treasurer, 100 Park Avenue, New York, New York 10017
                    (Name and address of agent for service)

- --------------------------------------------------------------------------------

It is proposed that this filing will become effective (check appropriate box):


|_| immediately upon filing pursuant to paragraph (b) of rule 485

|X| on May 1, 1995 pursuant to paragraph (b) of rule 485

|_| 60 days after filing pursuant to paragraph (a)(i) of rule 485

|_| on (date) pursuant to paragraph (a)(i) of rule 485

|_| 75 days after filing pursuant to paragraph (a)(ii) of rule 485

|_| on (date) pursuant to paragraph (a)(ii) of rule 485.


If appropriate, check the following box:

|_|  This  post-effective  amendment  designates  a  new  effective  date  for a
previously filed post-effective amendment.

Registrant  has  registered  an  indefinite   amount  of  securities  under  the
Securities Act of 1933 pursuant to Rule  24f-2(a)(1) and a Rule 24f-2 Notice for
Registrant's  most recent fiscal year was filed with the  Commission on February
27, 1995
    

<PAGE>

                                                                File No. 2-93076
                                                                        811-4103
   
                                                             

                        SELIGMAN HIGH INCOME FUND SERIES
                        FORM N-1A CROSS REFERENCE SHEET
                        POST-EFFECTIVE AMENDMENT NO. 19
                            PURSUANT TO RULE 481 (A)


<TABLE>
<CAPTION>
<S>  <C>                                               <C>   

ITEM IN PART A OF FORM N-1A                            LOCATION IN PROSPECTUS
 1.  Cover Page                                        Cover Page

 2.  Synopsis                                          Summary of Series' Expenses

 3.  Condensed Financial Information                   Financial Highlights

 4.  General Description of Registrant                 Cover Page; Organization And Capitalization

 5.  Management of the Fund                            Management Services

5a.  Manager's Discussion of Fund Performance          Management Services

 6.  Capital Stock and Other Securities                Cover Page; Organization and Capitalization

 7.  Purchase of Securities Being Offered              Alternative Distribution System; Purchase of Shares; Administration,
                                                       Shareholder Services and Distribution Plan

 8.  Redemption or Repurchase                          Telephone Transactions; Redemption of Shares; Exchange Privilege

 9.  Pending Legal Proceedings                         Not Applicable

ITEM IN PART B OF FORM N-1A                            LOCATION IN STATEMENT OF ADDITIONAL INFORMATION*
10.  Cover Page                                        Cover Page

11.  Table of Contents                                 Table Of Contents

12.  General Information and History                   General Information; Organization and Capitalization (Prospectus); Appendix

13.  Investment Objectives and Policies                Investment Objective, Policies And Risks; Investment Limitations

14.  Management of the Registrant                      Management And Expenses
    
15.  Control Persons and Principal                     Trustees and Officers; General Information
     Holders of Services

16.  Investment Advisory and Other Services            Management and Expenses; Distribution Services

17.  Brokerage Allocation                              Portfolio Transactions; Administration, Shareholder Services and Distribution
                                                       Plan

18.  Capital Stock and Other Securities                General Information; Organization And Capitalization (Prospectus)

19.  Purchase, Redemption and Pricing                  Purchase and Redemption of Series' Shares; Valuation
     of Securities being Offered

20.  Tax Status                                        Federal Income Taxes (Prospectus)

21.  Underwriters                                      Distribution Services

22.  Calculation of Performance Data                   Performance Information

23.  Financial Statements                              Financial Statements

*    Each of  Registrant's  two Series has a separate  Prospectus;  Registrant's
     Statement of Additional Information applies to both Series.
</TABLE>

<PAGE>


Prospectus





Seligman
U.S. Government Securities
Series





May 1, 1995

[J&W SELIGMAN LOGO]

<PAGE>

                   
                   SELIGMAN U.S. GOVERNMENT SECURITIES SERIES
                                  a series of
                        Seligman High Income Fund Series
                      100 Park Avenue o New York, NY 10017
                    New York City Telephone: (212) 850-1864
       Toll-Free Telephone: (800) 221-2450--all continental United States
      For Retirement Plan Information--Toll-Free Telephone: (800) 445-1777

   
                                                                     May 1, 1995
    
                                                                                
     Seligman  High Income Fund Series (the "Fund") is a  diversified,  open-end
management  investment  company that offers two  different  series each of which
seeks to earn  high  current  income by  investing  in debt  securities  but has
differing investment objectives and investment policies. Investment advisory and
management  services  are  provided  to  the  Fund  by J.  & W.  Seligman  & Co.
Incorporated  (the  "Manager");  the Fund's  distributor  is Seligman  Financial
Services, Inc., an affiliate of the Manager.

     The investment objective of the Seligman U.S. Government  Securities Series
(the  "Series") is to produce high current  income.  The Series seeks to achieve
its objective by investing primarily in debt obligations issued or guaranteed by
the United States Government,  its agencies or instrumentalities  and by writing
covered call options against such securities.  In order to reduce risks that may
be associated with changes in interest  rates,  the Series may also purchase put
options on such  securities and may engage in  transactions  involving  interest
rate  futures  contracts  and  options on such  contracts.  While  certain  debt
obligations  in the  Series  are  issued  or  guaranteed  by the  United  States
Government  or  by  United  States  Government-related  instrumentalities,  such
investments  are still subject to the risk of market value  fluctuations.  For a
description of the Series' investment objective and policies, including the risk
factors associated with an investment in the Series, see "Investment  Objective,
Policies  And Risks."  There can be no  assurance  that the  Series'  investment
objective will be achieved.

   
     The Series offers two classes of shares. Class A shares are sold subject to
an initial sales load of up to 4.75% and an annual service fee currently charged
at a rate of up to .25 of 1% of the average daily net asset value of the Class A
shares. Class D shares are sold without an initial sales load but are subject to
a contingent  deferred sales load ("CDSL") of 1% imposed on certain  redemptions
within one year of purchase,  an annual  distribution fee of up to .75 of 1% and
an annual service fee of up to .25 of 1% of the average daily net asset value of
the Class D shares. See "Alternative  Distribution System." Shares of the Series
may be purchased through any authorized investment dealer.
    

     This Prospectus sets forth concisely the information a prospective investor
should know about the Series before  investing.  Please read it carefully before
you invest and keep it for future  reference.  Additional  information about the
Series, including a Statement of Additional Information, has been filed with the
Securities and Exchange Commission.  The Statement of Additional  Information is
available  upon request and without charge by calling or writing the Fund at the
telephone  numbers or the address set forth above.  The  Statement of Additional
Information is dated the same date as this Prospectus and is incorporated herein
by reference in its entirety.

   
    SHARES IN THE FUND ARE NOT DEPOSITS OR OBLIGATIONS OF, OR GUARANTEED OR
   ENDORSED BY, ANY BANK, AND SHARES ARE NOT FEDERALLY INSURED BY THE FEDERAL
  DEPOSIT INSURANCE CORPORATION, THE FEDERAL RESERVE BOARD OR ANY OTHER AGENCY.
    

 THESE SECURITIES HAVE NOT BEEN APPROVED OR DISAPPROVED BY THE SECURITIES AND
 EXCHANGE COMMISSION OR ANY STATE SECURITIES COMMISSION NOR HAS THE SECURITIES
  AND EXCHANGE  COMMISSION OR ANY STATE  SECURITIES COMMISSION PASSED UPON THE
  ACCURACY OR ADEQUACY OF THIS PROSPECTUS.ANY REPRESENTATION TO THE CONTRARY
                             IS A CRIMINAL OFFENSE.

                    -------------------

                     TABLE OF CONTENTS

   
                                                       Page
                                                       ----
Summary Of Series' Expenses .........................     2
Financial Highlights ................................     3
Alternative Distribution System .....................     4
Investment Objective, Policies And Risks ............     5
Management Services .................................     7
Purchase Of Shares ..................................     8
Telephone Transactions ..............................    12
Redemption Of Shares ................................    13
Administration, Shareholder Services And Distribution
 Plan                                                    15
Exchange Privilege ..................................    16
Further Information About Transactions In The Series.    18
Dividends And Distributions .........................    18
Federal Income Taxes ................................    19
Shareholder Information .............................    20
Advertising The Series' Performance .................    22
Organization And Capitalization .....................    22
    

<PAGE>


                          SUMMARY OF SERIES' EXPENSES
<TABLE>
<CAPTION>

                                                                                            CLASS A             CLASS D
                                                                                             SHARES              SHARES
                                                                                          ---------         -----------
                                                                                     (Initial Sales     (Deferred Sales
                                                                                               Load                Load
                                                                                       Alternative)        Alternative)
<S>                                                                                           <C>                  <C>   
SHAREHOLDER TRANSACTION EXPENSES
      Maximum Sales Load Imposed on Purchases (as a percentage of
         offering price)                                                                      4.75%                None
      Sales Load on Reinvested Dividends                                                       None                None
      Deferred Sales Load (as a percentage of original                                                    1% during the
         purchase price or redemption proceeds,                                                             first year;
         whichever is lower)                                                                   None     None thereafter
      Redemption Fees                                                                          None                None
      Exchange Fees                                                                            None                None

   
ANNUAL FUND OPERATING EXPENSES  FOR 1994                                                    Class A             Class D
                                                                                            -------             -------
(as a percentage of average net assets)
      Management Fees                                                                          .50%                .50%
      12b-1 Fees                                                                               .22%               1.00%*
      Other Expenses                                                                           .38%                .72%
                                                                                              -----               -----
      Total Fund Operating Expenses                                                           1.10%               2.22%
                                                                                              =====               =====
</TABLE>
    

     The  purpose  of this table is to assist  investors  in  understanding  the
various  costs and expenses  which  shareholders  of the Series bear directly or
indirectly.  The sales load on Class A shares is a one-time  charge  paid at the
time of purchase of shares.  Reductions  in sales loads are available in certain
circumstances.  The  contingent  deferred  sales  load on  Class D  shares  is a
one-time  charge paid only if shares are  redeemed  within one year of purchase.
For more information concerning reduction in sales loads and for a more complete
description  of the various  costs and  expenses,  see  "Purchase Of Shares" and
"Redemption  Of  Shares"  and   "Management   Services"   herein.   The  Series'
Administration,  Shareholder Services and Distribution Plan to which the caption
"12b-1 Fees" relates, is discussed under  "Administration,  Shareholder Services
and Distribution Plan" herein.

<TABLE>
<CAPTION>

EXAMPLE:                                                               1 YEAR        3 YEARS       5 YEARS      10 YEARS
                                                                       -----         ------        -------      --------
<S>                                                                     <C>            <C>           <C>            <C>

   
You would pay the following  expenses on a $1,000 invest- 
ment,  assuming (1) 5% annual return and (2) redemption at
the end of each time period................................Class A      $58            $81           $105           $175
                                                           Class D      $33+           $69           $119           $255
    

</TABLE>

THE  EXAMPLE  SHOULD  NOT BE  CONSIDERED  A  REPRESENTATION  OF PAST  OR  FUTURE
EXPENSES.  ACTUAL  EXPENSES  MAY BE GREATER OR LESS THAN THOSE  SHOWN AND THE 5%
ANNUAL RETURN USED IN THIS EXAMPLE IS A HYPOTHETICAL RATE.

   
* Includes an annual  distribution fee of .75 of 1% and an annual service fee of
  .25 of 1%.  Pursuant to the Rules of the National  Association  of  Securities
  Dealers,  Inc. the aggregate deferred sales loads and annual distribution fees
  on Class D  shares  of the Fund may not  exceed  6.25% of total  gross  sales,
  subject to certain  exclusions.  The 6.25%  limitation  is imposed on the Fund
  rather  than  on a per  shareholder  basis.  Therefore,  a  long-term  Class D
  shareholder  of the  Fund  may  pay  more  in  total  sales  loads  (including
  distribution fees) than the economic equivalent of 6.25% of such shareholder's
  investment in the shares.
+ Assuming (1) 5% annual  return and (2) no  redemption  at the end of one year,
  the expenses on a $1,000 investment would be $23.
    

                                       2
<PAGE>
                                     

   
                              FINANCIAL HIGHLIGHTS
     The Series' financial  highlights for the periods presented below have been
audited by Deloitte & Touche LLP, independent  auditors.  This information which
is derived from the  financial  and  accounting  records of the Series should be
read in conjunction  with the 1994 financial  statements and notes  contained in
the 1994 Annual  Report,  which may be obtained from the Series at the telephone
numbers or address provided on the cover page of this Prospectus.
    

     The per share operating  performance data is designed to allow investors to
trace  the  operating  performance,  on a per  share  basis,  from  the  Series'
beginning  net asset value to its ending net asset value so that  investors  may
understand what effect the individual items have on their  investment,  assuming
it was held throughout the period.  Generally, the per share amounts are derived
by converting the actual dollar amounts  incurred for each item, as disclosed in
the financial statements, to their equivalent per share amount. The total return
based on net asset value  measures the Series'  performance  assuming  investors
purchased shares of the Series at the net asset value as of the beginning of the
period,  invested  dividends  and capital gains paid at net asset value and then
sold  their  shares  at the net  asset  value  per  share on the last day of the
period.  The total return  computations do not reflect any sales loads investors
may incur in purchasing shares of the Series.  Total returns for periods of less
than one year are not annualized.
<TABLE>
<CAPTION>

   
                                                                      Class A                                           Class D
                                 ---------------------------------------------------------------------------------  ----------------
                                                        Year Ended December 31                            3/11/85*  Year   9/21/93**
                                 -----------------------------------------------------------------------     to     Ended       to
                                    1994   1993   1992    1991    1990     1989    1988    1987     1986  12/31/85 12/31/94 12/31/93
                                    ----   ----   ----    ----    ----     ----    ----    ----     ----  -- -- -- -- -- -- -- -- --
<S>                               <C>     <C>     <C>    <C>      <C>     <C>     <C>     <C>       <C>     <C>    <C>        <C>   
Per Share Operating Performance:
Net asset value, beginning        
 of period ...................... $ 7.18  $ 7.19  $ 7.30 $ 6.89   $ 7.04  $ 7.06  $ 7.12   $ 8.15   $ 8.12  $ 7.14 $ 7.20     $7.33
                                  ------  ------  ------ ------   ------  ------  ------   ------   ------  ------ ------     ----- 
Net investment income***.........    .44     .53     .51     .51     .59     .65     .60      .59      .65     .63    .37       .09
Net realized and unrealized
  investment gain (loss).........   (.71)   (.01)   (.11)    .41    (.15)   (.02)   (.06)    (.84)     .56     .99   (.72)     (.13)
                                  ------  ------  ------ ------   ------  ------  ------   ------   ------  ------ ------     -----
Increase (decrease) from
   investment operations.........   (.27)    .52     .40     .92     .44     .63     .54     (.25)    1.21    1.62   (.35)     (.04)
Dividends paid or declared.......   (.44)   (.53)   (.51)   (.51)   (.59)   (.65)   (.60)    (.59)    (.65)   (.63)  (.37)     (.09)
Distributions from net gain 
 realized .......................     --      --      --      --      --     --      --      (.13)    (.53)   (.01)    --        --
Return of capital................     --      --      --      --      --     --      --      (.06)      --      --      -        --
                                  ------  ------  ------ ------   ------  ------  ------   ------   ------  ------ ------     -----
Net increase (decrease) in 
net asset value.....................(.71)   (.01)  (.11)     .41    (.15)   (.02)   (.06)   (1.03)      .03    .98    (.72)    (.13)
                                  ------  ------  ------ ------   ------  ------  ------   ------   ------  ------ ------     -----
Net asset value, end of period... $ 6.47  $ 7.18  $ 7.19  $ 7.30  $ 6.89  $ 7.04  $ 7.06   $ 7.12    $ 8.15 $ 8.12  $ 6.48 $   7.20
                                  ======  ======  ======  ======  ======  ======  ======   ======    ====== ======  ====== ======== 
Total return based on net asset 
  value .........................  (3.88)  %7.46   %5.78   %14.05%  6.37%   9.25%   7.84%   (2.84)%  16.08%  23.34  %(5.05)%  (.65)%
Ratios/Supplemental Data:***
Expenses to average net assets...   1.10%   1.11%   1.05%   1.10%   1.06%   1.09%   1.09%    1.13%    1.10%    .57%+  2.22%   2.09%+
Net investment income to average
  net assets.....................   6.49%   7.22%   7.17%   7.39%   8.66%   9.16%   8.33%    7.82%    7.19%   7.99%+  5.40%  5.28%+
Portfolio turnover............... 445.18% 170.35% 126.17%  95.46% 306.05% 226.25% 263.15%  282.99%  245.86%     --  445.18%170.35%++
Net assets, end of period                              
  (000's omitted)................$54,714 $69,805 $55,732 $64,440 $71,735 $83,850 $106,720 $123,556 $154,919 $34,959 $6,062  $2,317
  ----                           
    
 
</TABLE>
- -------------
* Commencement of operations.
**Commencement of offering of Class D shares.
*** Had the Manager, at its discretion,  not waived portions of its fees and not
  reimbursed  certain  expenses,  the net investment income per share would have
  been $.60,  $.65 and $.58 for the Series for the periods  ended  December  31,
  1985,  1986 and  1987,  respectively.  For the same  periods,  the  ratios  of
  expenses  to average net assets for the Series  would have been .95%+,  1.14%,
  and 1.15%,  respectively.  For the same periods,  the ratios of net investment
  income to average net assets for the Series would have been 7.61%+,  7.16% and
  7.79%, respectively.
+ Annualized.
++For the year ended December 31, 1993.

                                       3

<PAGE>



ALTERNATIVE DISTRIBUTION SYSTEM

   
     The  Series  offers  two  classes  of  shares.  Class A shares  are sold to
investors who have concluded that they would prefer to pay an initial sales load
and have the  benefit of lower  continuing  charges.  Class D shares are sold to
investors choosing to pay no initial sales load, a higher  distribution fee and,
with respect to redemptions within one year of purchase, a CDSL. The Alternative
Distribution  System allows investors to choose the method of purchasing  shares
that is most  beneficial in light of the amount of the  purchase,  the length of
time the  shares  are  expected  to be held and  other  relevant  circumstances.
Investors  should determine  whether under their particular  circumstances it is
more advantageous to incur an initial sales load and be subject to lower ongoing
charges,  as  discussed  below,  or to have the entire  initial  purchase  price
invested in the Series with the  investment  thereafter  being subject to higher
ongoing charges and, for a one-year period, a CDSL.
    

     Investors who qualify for reduced sales loads, as described under "Purchase
Of Shares" below, might choose to purchase Class A shares because Class A shares
would be  subject  to lower  ongoing  fees.  The  amount  invested  in the Fund,
however, is reduced by the initial sales load deducted at the time of purchase.

   
     Investors who do not qualify for reduced  initial sales loads but expect to
maintain their  investment  for an extended  period of time might also choose to
purchase   Class  A  shares  because  over  time  the   accumulated   continuing
distribution  fee of Class D shares may exceed the initial  sales load and lower
distribution fee of Class A shares.  This  consideration must be weighed against
the fact that the amount  invested  in the Fund will be  reduced by the  initial
sales load deducted at the time of purchase.  Furthermore, the distribution fees
will be offset to the extent  any return is  realized  on the  additional  funds
initially invested under the Class D alternative.

     Alternatively,  some  investors  might  choose  to have all of their  funds
invested  initially in Class D shares,  although  remaining  subject to a higher
continuing  distribution  fee and,  for a one-year  period,  a CDSL as described
below.  For example,  an investor  who does not qualify for reduced  sales loads
would  have to hold  Class A shares  for more  than  6.33  years for the Class D
distribution  fee to exceed the initial sales load plus the  distribution fee on
Class A shares. This example does not take into account the time value of money,
which  further  reduces the impact of the Class D shares' 1%  distribution  fee,
other  expenses  charged to each class,  fluctuations  in net asset value or the
effect of the return on the investment over this period of time.

     The two classes of shares  represent  interests  in the same  portfolio  of
investments,  have the same rights and are  generally  identical in all respects
except  that each  class  bears its  separate  distribution  and  certain  class
expenses and has  exclusive  voting rights with respect to any matter to which a
separate vote of any class is required by the Investment Company Act of 1940, as
amended (the "1940 Act"), or Massachusetts  law. The net income  attributable to
each class and dividends  payable on the shares of each class will be reduced by
the amount of distribution fee and other expenses of each class.  Class D shares
bear higher  distribution fees, which will cause the Class D shares to pay lower
dividends than the Class A shares.  The two classes also have separate  exchange
privileges.
    

     The  Trustees of the Fund  believe  that no conflict of interest  currently
exists  between  the  Class A and Class D shares of the  Series.  On an  ongoing
basis,  the Trustees,  in the exercise of their fiduciary  duties under the 1940
Act and Massachusetts law, will seek to ensure that no such conflict arises. For
this  purpose,  the Trustees  will  monitor the Series for the  existence of any
material  conflict  among the classes and will take such action as is reasonably
necessary to eliminate any such conflicts that may develop.

     DIFFERENCES BETWEEN CLASSES.  The primary  distinctions between Class A and
Class D shares are their sales load structures and ongoing expenses as set forth
below. Each class has advantages and disadvantages for different investors,  and
investors should choose the class that best suits their  circumstances and their
objectives.

                                       4
<PAGE>


   
                               ANNUAL 12B-1 FEES
         INITIAL               (AS A % OF AVERAGE
         SALES LOAD            DAILY NET ASSETS)        OTHER INFORMATION
         ----------            ---------------          ---------------
CLASS A  Maximum initial       Service fee of           Initial sales load
         sales load of 4.75%   25%.                     waived or reduced
         of the public                                  for certain
         offering price.                                purchases.
    

CLASS D  None                  Service fee of           CDSL of 1% on
                               .25%; Distribution       redemptions
                               fee of .75%.             within one year of
                                                        purchase.


INVESTMENT OBJECTIVE, POLICIES AND RISKS

   
     The Fund is a diversified open-end management  investment company organized
under the laws of the  Commonwealth of  Massachusetts  by a Declaration of Trust
dated July 27, 1984. The Fund offers one other separate  investment  series: the
Seligman   High-Yield  Bond  Series.  The  High-Yield  Bond  Series'  investment
objectives  and policies  and other  important  information  with respect to its
operations are set forth in a separate Prospectus.

     The objective of the Series is to produce high current  income.  The Series
seeks to achieve its  objective  by  investing  at least 80% of the value of its
total assets in direct obligations of the U.S. Treasury, such as Treasury Bills,
Treasury Notes and Treasury Bonds,  and in debt securities  issued or guaranteed
by the U.S. Government, its agencies or instrumentalities and backed by the full
faith and credit of the U.S.  Government which have maturities  greater than one
year at the date of  purchase  by the  Series,  except for  temporary  defensive
purposes.  This investment policy is a fundamental policy and may not be changed
by the  Trustees  of the Fund  without  the vote of a  majority  of the  Series'
outstanding  voting  securities (as defined below).  The Series may invest up to
20% of the value of its total assets in direct  obligations of the U.S. Treasury
and in securities  issued or guaranteed  by the United  States  Government,  its
agencies or instrumentalities which have maturities of less than one year at the
date of purchase by the Series.  Obligations issued by U.S.  Government agencies
include obligations issued by such entities as Federal Land Banks,  Federal Home
Loan Banks and the Government  National  Mortgage  Association  ("GNMA").  "GNMA
Certificates" or "GNMAs," represent interests in pools of residential mortgages.
The timely payment of principal and interest is guaranteed by GNMA and backed by
the full faith and credit of the United  States  Government.  GNMAs  differ from
other forms of debt securities  which normally  provide for periodic  payment of
interest in fixed amounts with principal  payments at maturity or specified call
dates.  Instead,  GNMAs provide a "pass through" of monthly payments of interest
and principal made by the borrowers on their residential  mortgage loans, net of
certain  expenses.  A pools stated  maturity may be shortened by  prepayments of
principal on the underlying  mortgage  obligations.  Factors affecting  mortgage
prepayments  include,  among other things, the level of interest rates,  general
economic and social  conditions  and the location and age of the mortgage.  Such
prepayments  may shorten the  effective  maturity of GNMAs.  High  interest rate
mortgages are more likely to be prepaid than lower rate mortgages; consequently,
the  effective  maturities  of GNMAs with pass  through  payments of higher rate
mortgages are likely to be shorter than those of  obligations  with pass through
payments of lower rate mortgages.
    

     LENDING OF PORTFOLIO  SECURITIES.  The Series may lend portfolio securities
to brokers or dealers,  banks, or other  institutional  borrowers of securities.
The borrower must maintain with the Series cash or equivalent collateral such as
Treasury  Bills,  equal to at least 100% of the market  value of the  securities
loaned.  During the time portfolio securities are on loan, the borrower pays the
Series any income  accruing on the loaned  securities  and the Series may invest
the cash  collateral  and earn  additional  income or may receive an agreed upon
amount of interest income from the borrower. The lending of portfolio securities
may involve  certain  risks such as: 1) an  increase in the market  value of the
borrowed securities without a corresponding  increase in the value of the posted
collateral might result in an imbalance in value between the borrowed securities
and the  collateral;  2) in the event the borrower sought  protection  under the
Federal bankruptcy laws,  repayment of the borrowed securities to the Fund might

                                       5
<PAGE>

be delayed;  and 3) the borrower might refuse to repay the borrowed  securities.
The Series may lend  portfolio  securities  to the extent that the Manager deems
appropriate in seeking to achieve the Series' investment objective and with only
a prudent degree of risk.

     REPURCHASE AGREEMENTS. The Series may enter into repurchase agreements with
commercial banks and with  broker/dealers  to invest cash for the short-term.  A
repurchase  agreement  is an agreement  under which the Series  acquires a money
market instrument, generally a U.S. Government obligation qualified for purchase
by the Series,  subject to resale at an agreed upon price and date.  Such resale
price reflects an agreed upon interest rate effective for the period of time the
instrument  is held by the Series and is unrelated  to the interest  rate on the
instrument.  Repurchase  agreements  could involve certain risks in the event of
bankruptcy  or other  default  by the  seller,  including  possible  delays  and
expenses in  liquidating  the securities  underlying  the agreement,  decline in
value of the underlying  securities and loss of interest.  Repurchase agreements
usually are for short  periods,  such as one week or less, but may be for longer
periods.  Although the Series may enter into repurchase  agreements with respect
to  any  money  market  instruments  qualified  for  purchase,  such  agreements
generally involve U.S.  Government  securities and will only involve  securities
issued or guaranteed by the U.S. Government.  As a matter of fundamental policy,
the Series  will not enter into  repurchase  agreements  of more than one week's
duration  if more  than  10% of its  total  assets  would  be  invested  in such
agreements and in restricted and other illiquid securities.

     WHEN-ISSUED SECURITIES. The Series may purchase securities on a when-issued
basis,  in which case  delivery and payment  normally  take place within 45 days
after the date of the  commitment to purchase.  The payment  obligation  and the
interest rate that will be received on the securities are each fixed at the time
the buyer enters into the  commitment.  Although the Series will only purchase a
security on a  when-issued  basis with the  intention of actually  acquiring the
securities,  the Series may sell these securities before the purchase settlement
date if it is deemed advisable.

     Securities  held by the Series and  securities  purchased on a  when-issued
basis are subject to changes in market value based upon  investors'  perceptions
of the creditworthiness of the issuer and upon changes, real or anticipated,  in
the level of interest rates. If the Series remains  substantially fully invested
at the same time that it has purchased  securities on a when-issued  basis,  the
market value of the Series' assets may fluctuate  more than  otherwise  would be
the case.  Purchasing a security on a when-issued  basis can involve a risk that
the yields  available in the market when the delivery  takes place may be higher
than those obtained on the security so purchased.

     An account  for the Series  consisting  of cash or liquid  high-grade  debt
securities  equal  to  the  amount  of  the  when-issued   commitments  will  be
established  with the  Series'  Custodian,  and  marked  to market  daily,  with
additional cash or liquid high-grade debt securities added when necessary.  When
the time  comes to pay for  when-issued  securities,  the  Series  will meet its
respective obligations from then available cash flow, sale of securities held in
the separate  account,  sale of other  securities  or,  although  they would not
normally expect to do so, from the sale of the when-issued securities themselves
(which may have a value greater or less than the Series'  payment  obligations).
Sale of securities to meet such obligations  carries with it a greater potential
for the realization of capital gain or loss.

     Except as noted above or in the  Statement of Additional  Information,  the
foregoing  investment  policies are not fundamental and the Trustees of the Fund
may change  such  policies  without  the vote of a majority  of the  outstanding
voting securities of the Fund or the Series. As a matter of policy, the Trustees
will not change the Series'  investment  objective  of  producing  high  current
income  without  such a vote.  Under the 1940 Act a "vote of a  majority  of the
outstanding  voting  securities" of the Fund or of a particular series means the
affirmative vote of the lesser of (1) more than 50% of the outstanding shares of

                                       6
<PAGE>

the Fund or of the series or (2) 67% or more of the shares of the Fund or of the
series present at a  shareholders'  meeting if more than 50% of the  outstanding
shares of the Fund or of the series are  represented at the meeting in person or
by proxy.


MANAGEMENT SERVICES

     The Trustees  provide broad  supervision over the affairs of the Series and
the Fund as a whole. Pursuant to a Management Agreement approved by the Trustees
and the  shareholders of the Series,  the Manager manages the investments of the
Series and administers the business and other affairs of the Series. The address
of the Manager is 100 Park Avenue, New York, NY 10017.

   
     The Manager also serves as manager of sixteen  other  investment  companies
which,  together with the Fund,  comprise the "Seligman  Group." These companies
are: Seligman Capital Fund, Inc.,  Seligman Cash Management Fund, Inc., Seligman
Common Stock Fund, Inc.,  Seligman  Communications  and Information  Fund, Inc.,
Seligman  Frontier Fund, Inc.,  Seligman Growth Fund, Inc.,  Seligman  Henderson
Global Fund  Series,  Inc.,  Seligman  Income  Fund,  Inc.,  Seligman New Jersey
Tax-Exempt Fund, Inc., Seligman  Pennsylvania  Tax-Exempt Fund Series,  Seligman
Portfolios,  Inc.,  Seligman  Quality  Municipal  Fund,  Inc.,  Seligman  Select
Municipal Fund, Inc., Seligman Tax-Exempt Fund Series, Inc., Seligman Tax-Exempt
Series  Trust  and  Tri-Continental  Corporation.  The  aggregate  assets of the
Seligman  Group are  approximately  $7.3  billion.  The  Manager  also  provides
investment  management or advice to  institutional  accounts having an aggregate
value of more than $3.3 billion.

     Mr. William C. Morris is Chairman and President of the Manager and Chairman
of the Board and Chief Executive Officer of the Fund. Mr. Morris owns a majority
of the outstanding voting securities of the Manager.

     The  Manager  provides  senior   management  for  Seligman  Data  Corp.,  a
wholly-owned  subsidiary of certain investment  companies in the Seligman Group,
which  performs,  at  cost,  certain  recordkeeping  functions  for the  Series,
maintains the records of  shareholder  accounts and furnishes  dividend  paying,
redemption and related services.

     The Manager is entitled to receive a management fee,  calculated  daily and
payable monthly,  equal to .50% of the daily average net assets of the series on
an annual basis.  The Fund pays all of its expenses  other than those assumed by
the  Manager.  The Fund's  expenses are  allocated  among the series in a manner
determined  by the  Trustees  to be fair and  equitable.  Total  expenses of the
Series' Class A and Class D shares,  respectively,  for the year ended  December
31, 1994  amounted to 1.10% and 2.22%,  respectively,  of the average  daily net
assets of each class.

     PORTFOLIO  MANAGER.  Mr. Leonard J. Lovito,  Vice President of the Manager,
has been the Portfolio Manager of the Series since January 1994. Mr. Lovito also
serves as  Portfolio  Manager of Seligman  Cash  Management  Fund,  Inc. and the
Seligman  Cash  Management   Portfolio  and  Seligman  Fixed  Income  Securities
Portfolio of Seligman Portfolios,  Inc. Mr. Lovito joined the Manager in 1984 as
a fixed  income  trader and has more than 11 years of fixed  income  trading and
portfolio management experience.

     The Manager's discussion of the Series' performance as well as a line graph
illustrating  comparative  performance  information  between  the Series and the
Lehman Brothers  Government/Mortgage Index is included in the Fund's 1994 Annual
Report  to  Shareholders.  Copies of the 1994  Annual  Report  may be  obtained,
without  charge,  by  calling or writing  the Fund at the  telephone  numbers or
address listed on the front page of this Prospectus.
    

     PORTFOLIO TRANSACTIONS. Fixed-income securities are generally traded on the
over-the-counter  market on a "net" basis without a stated  commission,  through
dealers acting for their own account and not as brokers.  The Series will engage
in transactions with these dealers or deal directly with the issuer. Prices paid
to dealers will generally  include a "spread," i.e., the difference  between the

                                       7

<PAGE>

prices at which a dealer is willing to purchase or to sell the  security at that
time.  The  Management  Agreement  recognizes  that in the  purchase and sale of
portfolio  securities,  the  Manager  will  seek the most  favorable  price  and
execution  and  consistent  with  that  policy,  may give  consideration  to the
research,  statistical and other services furnished by dealers to the Manger for
its use in connection with its services to the Fund as well as to other clients.

     Consistent  with  the  rules  of the  National  Association  of  Securities
Dealers,  Inc.  ("NASD")  and  subject to seeking the most  favorable  price and
execution  available and such other policies as the Trustees may determine,  the
Manager  may  consider  sales of  shares  of the Fund and,  if  permitted  under
applicable  laws,  may consider sales of shares of the other mutual funds in the
Seligman  Group as a factor in the  selection  of  brokers or dealers to execute
portfolio transactions for the Series.

   
     PORTFOLIO  TURNOVER.  A change in securities held by the Series is known as
"portfolio  turnover"  which may  result in the  payment by the Series of dealer
spreads or underwriting  commissions and other transactions costs on the sale of
securities as well as on the  reinvestment of the proceeds in other  securities.
Although  it is the  policy of the  Series to hold  securities  for  investment,
changes  will be made from time to time when the Manager  believes  such changes
will  strengthen the Series'  portfolio.  The portfolio  turnover rate will vary
from year to year as well as within a year and may  exceed  100% and has done so
in prior years.
    


PURCHASE OF SHARES

     Seligman Financial  Services,  Inc. ("SFSI"),  an affiliate of the Manager,
acts as general  distributor  of the  Series'  shares.  Its  address is 100 Park
Avenue, New York, New York 10017.

     The Fund issues two classes of shares: Class A shares are sold to investors
choosing  the  initial  sales load  alternative;  and Class D shares are sold to
investors  choosing no initial sales load, a higher  distribution fee and a CDSL
on  redemptions  within  one year of  purchase.  See  "Alternative  Distribution
System" above.

     Shares of the Series may be  purchased  through any  authorized  investment
dealer.  All  orders  will be  executed  at the net asset  value per share  next
computed  after  receipt  of the  purchase  order  plus,  in the case of Class A
shares, a sales load which, except for shares purchased under one of the reduced
sales  load  plans,  will  vary  with the size of the  purchase  as shown in the
schedule under "Class A Shares -- Initial Sales Load" below.

   
     THE MINIMUM  AMOUNT FOR INITIAL  INVESTMENT IN THE SERIES IS $1,000 (EXCEPT
FOR AN ACCOUNT BEING  ESTABLISHED  PURSUANT TO THE  INVEST-A-CHECK(R)  SERVICE);
SUBSEQUENT  INVESTMENTS  MUST  BE IN THE  MINIMUM  AMOUNT  OF $100  (EXCEPT  FOR
INVESTMENT OF DIVIDENDS AND CAPITAL GAIN  DISTRIBUTIONS).  THE FUND RESERVES THE
RIGHT TO RETURN INVESTMENTS WHICH DO NOT MEET THESE MINIMUMS.

     Orders received by an authorized dealer before the close of business on the
New York Stock Exchange  ("NYSE") (4:00 p.m.  Eastern time) and accepted by SFSI
before the close of business  (5:00 p.m.  Eastern  time) on the same day will be
executed at the Series' net asset value  determined  as of the close of the NYSE
on that day plus,  in the case of Class A shares,  the  applicable  sales  load.
Orders  accepted  by dealers  after the close of the NYSE,  or  received by SFSI
after the close of business,  will be executed at the Series' net asset value as
next determined plus, in the case of Class A shares,  the applicable sales load.
The  authorized   dealer  through  which  a  shareholder   purchases  shares  is
responsible for forwarding the order to SFSI promptly.

     Payment  for  dealer  purchases  may be made by check  or by wire.  To wire
payment,  dealer  orders  must  first be placed  through  SFSI's  order desk and
assigned a purchase  confirmation  number.  Funds in payment of the purchase may
then be wired to Mellon Bank, N.A., ABA #043000261, A/C Seligman U.S. Government
Securities  Series (A or D), A/C  #107-1011.  WIRE  TRANSFERS  MUST  INCLUDE THE
PURCHASE CONFIRMATION NUMBER AND CLIENT ACCOUNT REGISTRATION AND ACCOUNT NUMBER.
    

                                       8
<PAGE>

   
Persons other than dealers who wish to wire payment should contact Seligman Data
Corp. for specific wire instructions. Although the Fund makes no charge for this
service, the transmitting bank may impose a wire service fee.

     Existing  shareholders may purchase additional shares of the Series through
any  authorized  dealer or by sending a check payable to the "Seligman  Group of
Mutual Funds"  directly to P.O. BOX 3936,  NEW YORK, NY  10008-3936.  Checks for
investment  must be in U.S.  dollars drawn on a domestic  bank. The check should
include the  shareholder's  name,  address,  account number,  name of Series and
class of shares.  IF A SHAREHOLDER  DOES NOT INDICATE THE REQUIRED  INFORMATION,
SELIGMAN DATA CORP. WILL SEEK FURTHER  CLARIFICATION AND MAY BE FORCED TO RETURN
THE CHECK TO THE  SHAREHOLDER.  If only the class  designation  is missing,  the
investment will automatically be made in Class A shares. Orders sent directly to
Seligman  Data  Corp.  will be  executed  at the  Series  net asset  value  next
determined after the order is accepted plus, in the case of Class A shares,  the
applicable sales load.

     Seligman Data Corp. will charge a $10.00 service fee for checks returned to
it marked  "unpaid." This charge may be deducted from the account that requested
the purchase. For the protection of the Fund and its shareholders, no redemption
proceeds will be remitted to a shareholder  with respect to shares  purchased by
check (unless  certified)  until  Seligman Data Corp.  receives  notice that the
check has  cleared,  which may be up to 15 days from the credit of the shares to
the shareholder's account.

     VALUATION.  The net asset value of the Series'  shares is  determined  each
day, Monday through Friday, as of the close of trading on the NYSE (usually 4:00
p.m.  Eastern  time) on each day that the NYSE is open for  business.  Net asset
value is calculated  separately for each class.  Securities are valued at market
value or, in the absence thereof, at fair value as determined in accordance with
procedures approved by the Trustees.  Short-term holdings maturing in 60 days or
less are valued at amortized cost if their original maturity was 60 days or less
and securities  purchased with  maturities in excess of 60 days which  currently
have  maturities of 60 days or less are valued by  amortizing  their fair market
value on the 61st day prior to maturity.
    

     Class A  Shares--Initial  Sales  Load.  Class A shares  are  subject  to an
initial  sales load which  varies with the size of the  purchase as shown in the
following schedule, and an annual service fee of up to .25% of the average daily
net asset value of Class A shares. See "Administration, Shareholder Services and
Distribution Plan" below.


                      CLASS A SHARES--SALES LOAD SCHEDULE

                                SALES LOAD AS A    REGULAR
                                 PERCENTAGE OF      DEALER
                              -------------------  DISCOUNT
                                       NET AMOUNT    AS A
                                        INVESTED      %OF
                              OFFERING (NET ASSET  OFFERING
  AMOUNT OF PURCHASE            PRICE    VALUE)      PRICE
  -----------------------      -------  ---------   -------
  Less than  -   $  50,000      4.75%     4.99%      4.25%
  $     50,000-     99,999      4.00      4.17       3.50
       100,000-    249,999      3.50      3.63       3.00
       250,000-    499,999      2.50      2.56       2.25
       500,000-    999,999      2.00      2.04       1.75
     1,000,000-  3,999,999      1.00      1.01        .90
     4,000,000-   or more*         0         0          0

   
 * Dealers will receive a fee of .15% on sales of $4,000,000 or more.
    

     REDUCED SALES LOADS.  Reductions in sales loads apply to purchases of Class
A shares by a "single person," including an individual, members of a family unit
comprising husband, wife, and minor children purchasing securities for their own
account,  or a trustee  or other  fiduciary  purchasing  for a single  fiduciary
account or single trust.  Purchases  made by a trustee or other  fiduciary for a
fiduciary  account may not be aggregated  with  purchases  made on behalf of any
other fiduciary or individual account.
       

   
     o VOLUME DISCOUNTS are provided if the total amount being invested in Class
A shares  of the  Series  alone,  or in any  combination  of shares of the other
mutual  funds in the  Seligman  Group  that are sold with a sales  load  reaches
levels indicated in the above sales load schedule.
    

                                    9 
<PAGE>


   
     o THE RIGHT OF ACCUMULATION  allows an investor to combine the amount being
invested in Class A shares of the other mutual funds in the Seligman  Group sold
with a sales  load  with the total  net  asset  value of  shares of those  funds
already  owned that were sold with a sales load and the total net asset value of
shares of Seligman  Cash  Management  Fund that were  acquired  by the  investor
through an exchange of shares of another  mutual fund in the  Seligman  Group on
which there was a sales load to determine reduced sales loads in accordance with
the sales load schedule.  An investor or a dealer purchasing shares on behalf of
any investor must  indicate that the investor has existing  accounts when making
investments or opening new accounts.

     o A LETTER OF INTENT  allows an investor to purchase  Class A shares of the
Series over a 13-month period at reduced sales loads,  based on the total amount
of shares the  investor  intends to  purchase  plus the total net asset value of
shares of the other mutual funds in the Seligman  Group  already owned that were
sold with a sales load and the total net asset value of shares of Seligman  Cash
Management  Fund that were  acquired  through an  exchange  of shares of another
mutual fund in the Seligman  Group on which there was a sales load.  An investor
or a dealer  purchasing  Class A shares on behalf of any investor  must indicate
that the investor has existing  accounts when making  investments or opening new
accounts. For more information concerning terms of Letters of Intent, see "Terms
and Conditions" on page 24.
    

     SPECIAL PROGRAMS.  The Series may sell Class A shares at net asset value to
present and retired directors,  trustees, officers, employees (and their spouses
and minor  children)  of the  Series,  the  other  investment  companies  in the
Seligman  Group,  the Manager and other  companies  affiliated with the Manager.
Such  sales  also may be made to  employee  benefit  and  thrift  plans for such
persons and to any  investment  advisory,  custodial,  trust or other  fiduciary
account managed or advised by the Manager or any affiliate.

   
     Class A shares also may be issued  without a sales load in connection  with
the acquisition of cash and securities owned by other  investment  companies and
personal holding companies; to any registered unit investment trust which is the
issuer of periodic  payment  plan  certificates,  the net  proceeds of which are
invested in Series shares; to separate accounts established and maintained by an
insurance company which are exempt from  registration  under Section 3(c)(11) of
the 1940 Act; to registered representatives and employees (and their spouses and
minor  children)  of any  dealer  that  has a  sales  agreement  with  SFSI;  to
shareholders of mutual funds, with objectives and policies similar to the Series
who  purchase  shares  with  redemption  proceeds of such  funds;  to  financial
institution trust  departments;  to registered  investment  advisers  exercising
discretionary  investment  authority  with  respect to the  purchase  of Series'
shares;  to accounts of financial  institutions  or  broker/dealers  that charge
account  management  fees,  provided  the Manager or one of its  affiliates  has
entered into an agreement with respect to such  accounts;  pursuant to sponsored
arrangements with  organizations  which make  recommendations to or permit group
solicitations of, its employees,  members or participants in connection with the
purchase of shares of the Series;  and to "eligible  employee  benefit plans" of
employers  who have at least  2,000  U.S.  employees  to whom  such plan is made
available  and,  regardless  of  the  number  of  employees,  if  such  plan  is
established  and maintained by any dealer that has a sales  agreement with SFSI.
"Eligible employee benefit plans" means any plan or arrangement,  whether or not
tax qualified, which provides for the purchase of Series shares. Sales of shares
to such plans must be made in connection with a payroll deduction system of plan
funding or other system acceptable to Seligman Data Corp.
    

     CLASS D SHARES.  Class D shares are sold without an initial  sales load but
are  subject  to a CDSL if the shares are  redeemed  within one year,  an annual
distribution  fee of up to .75 of 1% and an annual  service  fee of up to .25 of
1%, of the average daily net asset value of the Class D shares. SFSI will make a
1% payment to dealers in respect of purchases of Class D shares.

     A CDSL will be  imposed  on any  redemption  of Class D shares  which  were
purchased  during the preceding twelve months;  however,  no such charge will be

                                       10
<PAGE>

imposed on shares acquired  through the investment of dividends or distributions
from any Class D shares within the Seligman  Group . The amount of any CDSL will
be paid to and retained by SFSI.

     To  minimize  the  application  of CDSL to a  redemption,  shares  acquired
pursuant to the  investment  of  dividends  and  distributions  will be redeemed
first;  followed by shares  purchased at least one year prior to the redemption.
Shares held for the longest period of time within the applicable one year period
will then be redeemed.  Additionally,  for those shares determined to be subject
to the CDSL,  the  application  of the 1% CDSL will be made to the  current  net
asset value or original purchase price, whichever is less.

     For example,  assume an investor purchased 100 shares in January at a price
of $10.00 per share.  During the first year, 5 additional  shares were  acquired
through investment of dividends and  distributions.  In January of the following
year, an  additional 50 shares are purchased at a price of $12.00 per share.  In
March of that year,  the investor  chooses to redeem  $1,500.00 from the account
which now holds 155 shares with a total value of  $1,898.75  ($12.25 per share).
The CDSL for this transaction would be calculated as follows:


Total shares to be redeemed
  (122.449 @ $12.25) as follows:              $1,500.00
                                              =========
Dividend/Distribution shares
     (5 @ $12.25)                              $  61.25
   
Shares held more than 1 year
     (100 @ $12.25)                            1,225.00

Shares held less than 1 year subject
     to CDSL (17.449 @ $12.25)                   213.75
                                              ---------
     Gross proceeds of redemption             $1,500.00
    

Less CDSL (17.449 shares @ $12.00 =
  $209.39 x 1% = $2.09)                           (2.09)
                                              ---------

     Net proceeds of redemption               $1,497.91
                                              =========

     For  Federal  income tax  purposes,  the amount of the CDSL will reduce the
gain or increase the loss,  as the case may be, on the amount  recognized on the
redemption of shares.

     The CDSL will be waived or reduced in the following instances:

   
     (a) on redemptions  following the death or disability of a shareholder,  as
defined in section 72 (m)(7) of the Internal  Revenue  Code of 1986,  as amended
(the "Code");  (b) in connection with (i)  distributions  from retirement  plans
qualified  under section 401(a) of the Code when such  redemptions are necessary
to make distributions to plan participants  (such payments include,  but are not
limited to death,  disability,  retirement,  or  separation  of  service),  (ii)
distributions  from a  custodial  account  under Code  section  403 (b)(7) or an
individual retirement account ("IRA") due to death, disability, or attainment of
age 591/2, and (iii) a tax-free return of an excess  contribution to an IRA; (c)
in whole or in part,  in  connection  with  shares  sold to current  and retired
Trustees of the Fund; (d) in whole or in part, in connection with shares sold to
any state, county, or city or any  instrumentality,  department,  authority,  or
agency thereof,  which is prohibited by applicable investment laws from paying a
sales  load or  commission  in  connection  with the  purchase  of shares of any
registered  investment  management  company;  (e) pursuant to an automatic  cash
withdrawal  service;  (f) in connection with the redemption of Class D shares of
the Series if it is combined with another mutual fund in the Seligman  Group, or
another  similar  reorganization  transaction;  and (g) in  connection  with the
Series'  right to redeem or  liquidate  an account  that  holds  below a certain
minimum number or dollar amount of shares (currently $500).
    

     If, with  respect to a  redemption  of any Class D shares sold by a dealer,
the CDSL is waived  because the  redemption  qualifies for a waiver as set forth
above,  the dealer shall remit to SFSI promptly upon notice,  an amount equal to
the 1% payment or a portion of the 1% payment paid on such shares.

                                       11

<PAGE>

     SFSI may from time to time assist dealers by, among other things, providing
sales  literature  to, and holding  informational  programs  for the benefit of,
dealers'  registered  representatives.  Dealers may limit the  participation  of
registered  representatives  in such  informational  programs  by means of sales
incentive  programs  which may  require  the sale of minimum  dollar  amounts of
shares of the mutual funds in the Seligman Group. SFSI may from time to time pay
a bonus or other  incentive to dealers  that sell shares of the Seligman  Mutual
Funds.  In some  instances,  these bonuses or incentives  may be offered only to
certain  dealers which employ  registered  representatives  who have sold or may
sell a  significant  amount of shares of the Fund  and/or  certain  other  funds
managed by the Manager  during a specified  period of time.  Such bonus or other
incentive may take the form of payment for travel expenses,  including  lodging,
incurred in connection with trips taken by qualifying registered representatives
and members of their families to places within or outside the United States. The
cost to SFSI of such  promotional  activities  and payments  shall be consistent
with the rules of the National Association of Securities Dealers,  Inc., as then
in effect.


   
TELEPHONE TRANSACTIONS

     A  shareholder  whose  account has either an  individual  or joint  tenancy
registration  may elect to effect the  following  transactions  via telephone by
completing the Telephone Service Election portion of the Account  Application or
a separate  Telephone  Service  Election  Form: (i) redemption of Series shares,
(ii) exchange of Series shares for shares of another Seligman Mutual Fund, (iii)
change of a dividend and/or capital gain distribution option, and (iv) change of
address.  IRA accounts may only elect to effect exchanges or address changes. By
completing  the  appropriate  section of the  Account  Application  or  separate
Election  Form,  all Seligman  Mutual Funds with the same account  number (i.e.,
registered  in  exactly  the same  names),  including  any new fund in which the
shareholder  invests in the future,  will automatically have telephone services.
All telephone  transactions  are effected  through  Seligman Data Corp. at (800)
221-2450.

     For accounts registered as joint tenancies,  each joint tenant, by electing
telephone transaction  services,  authorizes each of the other tenants to effect
telephone transactions on his or her behalf.

     During  times or drastic  economic or market  changes,  a  shareholder  may
experience  difficulty in contacting Seligman Data Corp. to request a redemption
of exchange of Series shares.  In these  circumstances,  the shareholder  should
consider  using other  redemption or exchange  procedures.  (See  "Redemption Of
Shares" below.) Use of these other redemption or exchange procedures will result
in the  redemption  request  being  processed  at a later time than if telephone
transactions had been used, and the Series' net asset value may fluctuate during
such periods.

     The Series and Seligman  Data Corp.  will employ  reasonable  procedures to
confirm that  instructions  communicated  by telephone  are genuine.  These will
include:  recording all telephone calls requesting  account activity,  requiring
that the caller provide certain requested personal and/or account information at
the time of the call for the purpose of establishing the caller's identity,  and
sending a written  confirmation of redemptions,  exchanges or address changes to
the address of record each time activity is initiated by  telephone.  As long as
the Series and Seligman Data Corp. follow instructions communicated by telephone
that  were  reasonably  believed  to be  genuine  at the time of their  receipt,
neither  they nor any of their  affiliates  will be  liable  for any loss to the
shareholder caused by an unauthorized transaction.  Shareholders are, or course,
under no obligation to apply for telephone transaction services. In any instance
where the  Series or  Seligman  Data  Corp.  is not  reasonably  satisfied  that
instructions  received by telephone are genuine, the requested  transaction will
not be executed, and neither they nor any of their affiliates will be liable for
any losses which may occur due to a delay in implementing  the  transaction.  If
the Series or  Seligman  Data Corp.  does not  follow the  procedures  described
    

                                       12
<PAGE>

   
above,  the Series or  Seligman  Data Corp.  may be liable for any losses due to
unauthorized  or fraudulent  instructions.  Telephone  services must be effected
through a  representative  of Seligman  Data Corp.,  i.e.,  requests  may not be
communicated via Seligman Data Corp.'s  automated  telephone  answering  system.
Telephone transaction services may be terminated by a shareholder at any time by
sending a written  request to  Seligman  Data Corp.  Written  acknowledgment  of
termination of telephone transaction services will be sent to the shareholder.
    


REDEMPTION OF SHARES

   
     A shareholder  may redeem  shares held in book credit form without  charge,
(except a CDSL,  if  applicable)  at any time by  SENDING A WRITTEN  REQUEST  to
Seligman Data Corp.,  100 Park Avenue,  New York, New York 10017. The redemption
request must be signed by all persons in whose name the shares are registered. A
shareholder  may redeem shares that are not in book credit form by  surrendering
certificates in proper form to the same address.  Certificates should be sent by
registered mail. Share certificates must be endorsed for transfer or accompanied
by an endorsed  stock power signed by all share owners  exactly as their name(s)
appear(s) on the account  registration.  The shareholder's letter of instruction
or endorsed stock power should specify the account number, class of shares (A or
D) and the number of shares or dollar  amount to be  redeemed.  The Fund  cannot
accept  conditional  redemption  requests.  If the  redemption  proceeds are (i)
$50,000 or more, (ii) to be paid to someone other than the shareholder of record
(regardless  of the  amount) or (iii) to be mailed to other than the  address of
record (regardless of the amount),  the signature(s) of the shareholder(s)  must
be guaranteed by an eligible financial  institution  including,  but not limited
to, the following: banks, trust companies, credit unions, securities brokers and
dealers,  savings  and loan  associations  and  participants  in the  Securities
Transfer  Association  Medallion Program (STAMP),  the Stock Exchanges Medallion
Program  (SEMP)  and the New York Stock  Exchange  Medallion  Signature  Program
(MSP).  The Fund reserves the right to reject a signature  guarantee where it is
believed  that the Fund will be placed at risk by accepting  such  guarantee.  A
signature   guarantee  is  also   necessary  in  order  to  change  the  account
registration.  Notarization  by a notary public is not an  acceptable  signature
guarantee.  ADDITIONAL DOCUMENTATION MAY ALSO BE REQUIRED BY SELIGMAN DATA CORP.
IN  THE  EVENT  OF A  REDEMPTION  BY  CORPORATIONS,  EXECUTORS,  ADMINISTRATORS,
TRUSTEES,  CUSTODIANS OR RETIREMENT PLANS. FOR FURTHER  INFORMATION WITH RESPECT
TO NECESSARY  REDEMPTION  REQUIREMENTS,  PLEASE CONTACT THE SHAREHOLDER SERVICES
DEPARTMENT OF SELIGMAN DATA CORP. FOR ASSISTANCE.
    

     In the case of Class A shares,  and in the case of Class D shares  redeemed
after one year,  a  shareholder  will receive the net asset value per share next
determined  after  receipt  of a request  in good  order.  If Class D shares are
redeemed within one year of purchase,  a shareholder  will receive the net asset
value per share next determined after receipt of the request in good order, less
a CDSL of 1% as described under "Purchase Of Shares--Class D Shares" above.

   
     A shareholder  also may "sell"  shares to the Series  through an investment
dealer and, in that way, be certain, providing the order is timely, of receiving
the net asset  value  established  at the end of the day on which the  dealer is
given the repurchase order. The Series makes no charge for this transaction, but
the dealer may charge a service fee.  "Sell" or repurchase  orders received from
an  authorized  dealer  before the close of the NYSE and  received by SFSI,  the
repurchase agent,  before the close of business on the same day will be executed
at the net asset value per share  determined as of the close of the NYSE on that
day.  Repurchase orders received from authorized  dealers after the close of the
NYSE or not received by SFSI prior to the close of business, will be executed at
the net asset value  determined  as of the close of the NYSE on the next trading
day. Shares held in a "street name" account with a broker/dealer  may be sold to
the Fund only through a broker/dealer.

     TELEPHONE  REDEMPTIONS.  Telephone redemptions of uncertificated shares may
be made in an  amount of up to  $50,000  per day,  per  account.  One  telephone
    

                                       13
<PAGE>

   
redemption request per day is permitted.  Telephone  redemption requests must be
received by Seligman  Data Corp.  at (800)  221-2450  between 8:30 a.m. and 4:00
p.m.  Eastern time, on any business day and will be processed as of the close of
business  on that day.  Redemption  requests by  telephone  will not be accepted
within  30 days  following  an  address  change.  Keogh  Plans,  IRAs  or  other
retirement plans are not eligible for telephone redemptions. The Series reserves
the right to suspend or terminate its telephone  redemption  service at any time
without notice.

     For more information about telephone  redemptions,  including the procedure
for electing such service and the  circumstances  under which  shareholders  may
bear the risk of loss for a fraudulent transaction, see "Telephone Transactions"
above.

     CHECK REDEMPTION SERVICE. The Check Redemption Service allows a shareholder
of Class A shares who owns or purchases  shares in the Series  worth  $25,000 or
more to request Seligman Data Corp. to provide  redemption checks to be drawn on
the shareholder's  account in amounts of $500 or more. The shareholder may elect
to use this Service on the Account  Application  or by later written  request to
Seligman Data Corp.  Shares for which  certificates have been issued will not be
available for  redemption  under this Service.  Dividends  continue to be earned
through the date  preceding  the date the check clears for payment.  Use of this
Service is subject to Mellon Bank, N.A. rules and regulations  covering checking
accounts. Separate checkbooks will be furnished for each series.
    

     There is no  charge  for use of  checks.  When  honoring  a check  that was
processed for payment, Mellon Bank, N.A. will cause the Series to redeem exactly
enough  full and  fractional  shares  from an account to cover the amount of the
check.  If shares are owned  jointly,  redemption  checks  must be signed by all
persons,  unless otherwise elected on the Account  Application,  in which case a
single signature will be acceptable.

   
     In view of daily  fluctuations in share value,  the  shareholder  should be
certain  that the  amount of shares in the  account is  sufficient  to cover the
amount of checks written. If insufficient  shares are in the account,  the check
will be returned,  marked "insufficient  funds." THE FUND WILL NOT REDEEM SHARES
IN ONE SERIES TO COVER A CHECK  WRITTEN ON ANOTHER  SERIES.  SELIGMAN DATA CORP.
WILL CHARGE A $10.00  PROCESSING  FEE FOR ANY CHECK  REDEMPTION  DRAFT  RETURNED
MARKED "UNPAID." THIS CHARGE MAY BE DEBITED FROM THE ACCOUNT THE CHECK WAS DRAWN
AGAINST.
    

     Check redemption books cannot be reordered unless the shareholder's account
has  a  value  of  $25,000  or  more  and  the  Fund  has a  certified  Taxpayer
Identification Number on file.

   
     Cancelled checks will be returned to a shareholder under separate cover the
month after they clear.  The Check  Redemption  Service may be terminated at any
time by the Fund or Mellon Bank,  N.A. See "Terms and Conditions" on page 24 for
further information.  The Check Redemption Service is not available with respect
to Class D shares.

     FOR THE PROTECTION OF THE SERIES AND ITS SHAREHOLDERS,  NO PROCEEDS WILL BE
REMITTED TO A  SHAREHOLDER  WITH RESPECT TO SHARES  PURCHASED  BY CHECK  (UNLESS
CERTIFIED) UNTIL SELIGMAN DATA CORP. RECEIVES NOTICE THAT THE CHECK HAS CLEARED,
WHICH MAY BE UP TO 15 DAYS FROM THE  CREDIT OF THE  SHARES TO THE  SHAREHOLDER'S
ACCOUNT.

     GENERAL.  Whether  shares  are  redeemed  or  repurchased,  a check for the
proceeds will be sent to the address of record within seven  calendar days after
acceptance of the redemption or repurchase order and will be made payable to all
of the registered owners on the account.  The Series will not permit redemptions
of shares with respect to shares  purchased by check  (unless  certified)  until
Seligman Data Corp. receives notice that the check has cleared,  which may be up
to 15 days from the  credit  of the  shares to the  shareholder's  account.  The
proceeds  of  a  redemption  or  repurchase   may  be  more  or  less  than  the
shareholder's cost.
    

                                       14
<PAGE>


     The Fund reserves the right to redeem  shares owned by a shareholder  whose
investment in the Series has a value of less than a minimum amount  specified by
the Fund's Board of Trustees,  which is presently $500.  Shareholders are sent a
notice  before  the  redemption  is  processed  stating  that the value of their
investment in the Series is less than the  specified  minimum and that they have
sixty days to make an additional investment.

   
     REINSTATEMENT  PRIVILEGE.  If a shareholder redeems Class A shares and then
decides  not to  redeem  them,  or to shift the  investment  to one of the other
series in the Fund or one of the other mutual funds in the Seligman  Group,  the
shareholder may, within 120 calendar days of the date of redemption,  use all or
any part of the proceeds of the redemption to reinstate, free of sales load, all
or any part of the  investment  in shares of the  Series or, in shares of any of
the other  series of the Fund or one of the other  mutual  funds in the Seligman
Group. If a shareholder redeems Class D shares and the redemption was subject to
a CDSL, the shareholder may reinstate the investment in shares of the same class
of the Series or any of the other mutual funds in the Seligman  Group within 120
calendar days of the date of redemption  and receive a credit for the CDSL paid.
Such investment will be reinstated at the net asset value per share  established
as of the close of the NYSE on the day the request is  received.  Seligman  Data
Corp. must be informed that the purchase is a reinstated investment.  REINSTATED
SHARES MUST BE REGISTERED EXACTLY AS THE SHARES PREVIOUSLY REDEEMED.

     Generally,  exercise  of the  Reinstatement  Privilege  does not  alter the
Federal  income  tax status of any  capital  gain  realized  on a sale of Series
shares,  but to the extent  that any shares are sold at a loss and the  proceeds
are reinvested in shares of the same Series, some or all of the loss will not be
allowed  as  a  deduction,   depending  upon  the  percentage  of  the  proceeds
reinvested.
    



ADMINISTRATION, SHAREHOLDER SERVICES AND DISTRIBUTION PLAN

     Under the Fund's Administration, Shareholder Services and Distribution Plan
(the "Plan"), the Series may pay to SFSI an administration, shareholder services
and  distribution  fee in  respect  of the  Series'  Class A and Class D shares.
Payments under the Plan may include, but are not limited to: (i) compensation to
securities  dealers  and  other  organizations  ("Service   Organizations")  for
providing distribution assistance with respect to assets invested in the Series,
(ii)  compensation  to  Service  Organizations  for  providing   administration,
accounting and other shareholder  services with respect to Series  shareholders,
and (iii) otherwise promoting the sale of shares of the Series, including paying
for the  preparation  of advertising  and sales  literature and the printing and
distribution  of such  promotional  materials and  prospectuses  to  prospective
investors and defraying  SFSI's costs incurred in connection  with its marketing
efforts  with  respect  to  shares  of the  Series.  The  Manager,  in its  sole
discretion, may also make similar payments to SFSI from its own resources, which
may include the management fee that the Manager receives from the Series.

     Under the Plan, the Series reimburses SFSI for its expenses with respect to
Class A shares at an annual  rate of up to .25% of the  average  daily net asset
value of Class A  shares.  It is  expected  that  the  proceeds  from the fee in
respect  of  Class A  shares  will  be  used  primarily  to  compensate  Service
Organizations which enter into agreements with SFSI. Such Service  Organizations
will  receive  from  SFSI a  continuing  fee of up to .25% on an  annual  basis,
payable  quarterly,   of  the  average  daily  net  assets  of  Class  A  shares
attributable  to the  particular  Service  Organization  for providing  personal
service and/or the  maintenance of  shareholder  accounts.  The fee payable from
time to time is, within such limit, determined by the Trustees of the Fund.

                                       15

<PAGE>

   
     The Plan,  as it relates to Class A shares was  approved by the Trustees on
October 9, 1984 and was approved by the  shareholders of the Series on April 10,
1986. The Plan is reviewed by the Trustees  annually.  The total amount paid for
the year  ended  December  31,  1994 in respect  of the  Series'  Class A shares
pursuant to the Plan was equal to .22% of the Class A shares'  average daily net
assets.
    

     Under the Plan, the Fund  reimburses  SFSI for its expenses with respect to
Class D shares  at an  annual  rate of up to 1% of the  average  daily net asset
value of the Class D shares. Proceeds from the Class D distribution fee are used
primarily to compensate Service  Organizations for  administration,  shareholder
services and distribution  assistance  (including a continuing fee of up to .25%
on an  annual  basis of the  average  daily  net  asset  value of Class D shares
attributable to particular Service  Organizations for providing personal service
and/or the  maintenance of  shareholder  accounts) and will initially be used by
SFSI to defray the expense of the 1% payment made by it to Service Organizations
at the time of the sale of Class D shares.  The amounts  expended by SFSI in any
one year upon the  initial  purchase  of Class D shares may  exceed the  amounts
received  by  it  from  Plan  payments  retained.  Expenses  of  administration,
shareholder  services and  distribution  of Class D shares in one fiscal year of
the Series may be paid from  Class D Plan fees  received  from the Series in any
other fiscal year.

   
     The Plan,  as it relates to class D shares,  was amended by the Trustees of
the Fund on July 15, 1993.  The Plan is reviewed by the Trustees  annually.  The
total amount paid for the year ended  December  31, 1994 by the Series'  Class D
shares  pursuant to the Plan was 1% per annum of the average daily net assets of
Class D shares.

     Seligman Services,  Inc. ("SSI"), an affiliate of the Manager, is a limited
purpose  broker/dealer.  SSI  shall  act as  broker/dealer  of  record  for most
shareholder  accounts  that do not have a  designated  broker/dealer  of  record
including all such shareholder accounts established after April 1, 1995 and will
receive  compensation for providing personal service and account  maintenance to
its account of record.
    


EXCHANGE PRIVILEGE

   
     A  shareholder  of the Series may,  without  charge,  exchange at net asset
value any or all of an investment in the Series for shares of another  series of
the Fund or for shares of any of the other mutual  funds in the Seligman  Group.
Exchanges  may be made by mail,  or by  telephone,  if  telephone  services  are
elected by the shareholder.

     Class A and Class D shares  may be  exchanged  only for Class A and Class D
shares respectively, of another series of the Fund or another mutual fund in the
Seligman Group on the basis of relative net asset value.

     If Class D shares  that are  subject  to a CDSL are  exchanged  for Class D
shares of  another  fund,  for  purposes  of  assessing  the CDSL  payable  upon
disposition of the exchanged  Class D shares,  the one year holding period shall
be reduced by the holding period of the original Class D shares.

     Aside from the Series described in this Prospectus, the mutual funds in the
Seligman Group available under the Exchange Privilege are:
    

     O SELIGMAN  CAPITAL  FUND,  INC:  seeks  aggressive  capital  appreciation.
Current income is not an objective.

   
     O SELIGMAN CASH MANAGEMENT  FUND, INC: invests in high quality money market
instruments. Shares are sold at net asset value.
    

     O SELIGMAN  COMMON STOCK FUND,  INC:  seeks  favorable  current  income and
long-term  growth of both income and capital value without  exposing  capital to
undue risk.

   
     O SELIGMAN  COMMUNICATIONS  AND INFORMATION FUND, INC: invests in shares of
companies in the  communications,  information and related industries to produce
capital  gain.  Income  is not an  objective.  The Fund will be  closing  to new
investors on June 30, 1995.
    

                                       16

<PAGE>

     O SELIGMAN  FRONTIER  FUND,  INC: seeks to produce growth in capital value.
Income may be considered  but will only be  incidental to the fund's  investment
objective.  

     O SELIGMAN GROWTH FUND, INC: seeks longer-term  growth in capital value and
an increase in future income.

   
     O SELIGMAN  HENDERSON  GLOBAL FUND  SERIES,  INC:  consists of the Seligman
Henderson  International  Fund, the Seligman  Henderson Global Smaller Companies
Fund and the Seligman  Henderson  Global  Technology  Fund, which seek long-term
capital appreciation primarily through investing either in companies globally or
internationally.
    

     O SELIGMAN HIGH INCOME FUND SERIES:  seeks high current income by investing
in debt securities.  In addition to the U.S.  Government  Securities Series, the
Fund consists of the High-Yield Bond Series.

     O SELIGMAN INCOME FUND, INC.: seeks high current income and the possibility
of improvement of future income and capital value.
       

     O SELIGMAN NEW JERSEY TAX-EXEMPT FUND, INC: invests in investment grade New
Jersey tax-exempt securities.

     O SELIGMAN PENNSYLVANIA TAX-EXEMPT FUND SERIES: invests in investment grade
Pennsylvania tax-exempt securities.

     O SELIGMAN  TAX-EXEMPT FUND SERIES,  INC:  consists of several State Series
and a National Series.  The National  Tax-Exempt Series seeks to provide maximum
income exempt from Federal income taxes;  individual state series,  each seeking
to maximize  income exempt from Federal  income taxes and from  personal  income
taxes in  designated  states are available  for  Colorado,  Georgia,  Louisiana,
Maryland,  Massachusetts,  Michigan, Minnesota, Missouri, New York, Ohio, Oregon
and South Carolina.

     O SELIGMAN TAX-EXEMPT SERIES TRUST:  includes a California  Tax-Exempt High
Yield Series,  a California  Tax-Exempt  Quality  Series,  a Florida  Tax-Exempt
Series  and a  North  Carolina  Tax-Exempt  Series  each  of  which  invests  in
tax-exempt securities of it's designated state.

   
     All permitted  exchanges will be based on the then current net asset values
of the  respective  funds.  Telephone  requests for  exchanges  must be received
between 8:30 a.m. and 4:00 p.m.  Eastern  time, on any business day, by Seligman
Data Corp. at (800) 221-2450,  and will be processed as of the close of business
on that day. The  registration of an account into which an exchange is made must
be identical to the registration of the account from which shares are exchanged.
When  establishing  a new  account by an exchange  of shares,  the shares  being
exchanged must have a value of at least the minimum initial investment  required
by the  mutual  fund into  which  the  exchange  is being  made.  The  method of
receiving distributions, unless otherwise indicated, will be carried over to the
new Fund account. Account services, such as Invest-A-Check(R)  Service, Directed
Dividends,  Automatic Cash Withdrawal  Service and Check Writing  Privilege will
not be carried over to the new Fund account  unless  specifically  requested and
permitted by the new Fund.  Exchange  orders may be placed to effect an exchange
of a specific number of shares, an exchange of shares equal to a specific dollar
amount or an exchange of all shares  held.  Shares for which  certificates  have
been issued may not be exchanged via  telephone  and may be exchanged  only upon
receipt of a written exchange request  together with  certificates  representing
shares to be exchanged in form of transfer.

     Telephone  exchanges are only available to shareholders  whose accounts are
registered individually,  as joint tenancies or IRAs. The Exchange Privilege via
mail is  generally  applicable  to  investments  in an IRA and other  retirement
plans,  although  some  restrictions  may apply and may be  applicable  to other
mutual funds in the  Seligman  Group that may be organized by the Manager in the
future. The terms of the Exchange Privilege  described herein may be modified at
any time; and not all of the mutual funds in the Seligman Group are available to
residents  of all states.  Before  making any  exchange,  a  shareholder  should
    

                                       17
<PAGE>

   
contact  an  authorized  investment  dealer or  Seligman  Data  Corp.  to obtain
prospectuses of any of the mutual funds in the Seligman Group.

     A broker/dealer  of record will be able to effect  exchanges on behalf of a
shareholder  only if the  broker/dealer  has entered  into a Telephone  Exchange
Agreement with SFSI wherein the  broker/dealer  must agree to indemnify SFSI and
the mutual funds in the Seligman Group from any loss or liability  incurred as a
result of the acceptance of telephone exchange orders.


     Written  confirmation of all exchanges will be forwarded to the shareholder
to whom the exchanged shares are registered and a duplicate confirmation will be
sent to the dealer of record  listed on the account.  SFSI reserves the right to
reject a telephone exchange request. The Series reserves the right to reject any
telephone requests for transactions with a share value exceeding  $250,000.  Any
rejected telephone exchange order may be processed by mail. For more information
about telephone exchanges, including the procedure for electing such service and
the  circumstances  under  which  shareholders  may  bear the risk of loss for a
fraudulent transaction, see "Telephone Transactions" above.
    

     Exchanges  of shares are sales and may result in a gain or loss for Federal
income tax purposes.


   
FURTHER INFORMATION ABOUT TRANSACTIONS IN THE SERIES

     Because excessive trading (including  short-term,  "market timing" trading)
can hurt the Series'  performance,  the Series may refuse any  exchange (1) from
any  shareholder  account  from  which  there  have  been two  exchanges  in the
preceding three month period,  or (2) where the exchanged  shares equal in value
the lesser of  $1,000,000  or 1% of the Series' net assets.  The Series may also
refuse  any  exchange  or  purchase  order from any  shareholder  account if the
shareholder or the  shareholder's  broker/dealer  has been advised that previous
patterns  of  purchases  and  redemptions  or  exchanges  have  been  considered
excessive.  Accounts under common ownership or control, including those with the
same  taxpayer  ID number  and those  administered  so as to redeem or  purchase
shares based upon certain  predetermined  market indicators,  will be considered
one account for this  purpose.  Additionally,  the Series  reserves the right to
refuse any order for the purchase of shares.
    


DIVIDENDS AND DISTRIBUTIONS

     The Series' net investment income is distributed to shareholders monthly in
the form of  additional  shares,  unless you elect  otherwise.  Payments vary in
amount  depending on income received from the Series'  investments and the costs
of  operations.  Shares begin  earning  dividends on the day on which the Series
receives  payment.  Shares continue to earn dividends through the date preceding
the date they are redeemed.

   
     The Series  distributes  substantially all of any taxable net long-term and
short-term gain realized on investments,  to shareholders at least annually.  In
determining  amounts  of  capital  gains to be  distributed,  any  capital  loss
carryforwards from prior years will offset capital gains. For Federal income tax
purposes,  the Series had a capital loss carryforward as of December 31, 1994 of
$30,698,968 (including $3,138,246 transferred from the Seligman Secured Mortgage
Income Series),  of which  $14,399,706  expires in 1995,  $1,652,560  expires in
1996, $2,286,339 expires in 1997, $3,877,110 expires in1998,  $12,467 expires in
2001 and $8,470,786 expires in 2002. Accordingly,  the Series may not distribute
capital gains  (short-term  or long-term) to  shareholders  until net gains have
been realized in excess of the capital loss carryforward.

     Shareholders   may  elect:   (1)  to  receive  both   dividends   and  gain
distributions in shares; (2) to receive dividends in cash and gain distributions
in shares;  (3) to receive both dividends and gain distributions in cash. In the
case of  prototype  retirement  plans,  dividends  and  gain  distributions  are
reinvested in additional shares.  Unless another election is made, dividends and
capital  gain  distributions  will  be  credited  to  shareholder   accounts  in
    

                                       18
<PAGE>

   
additional  shares.  Shares acquired through a dividend or gain distribution and
credited to a shareholder's  account are not subject to an initial sales load or
a CDSL.  Dividends and gain distributions paid in shares are invested at the net
asset value on the payable date. Shareholders may elect to change their dividend
and gain  distribution  options by calling or writing Seligman Data Corp. at the
telephone  numbers or address  listed  below.  If the  shareholder  has  elected
telephone  services,  changes  may also be  telephoned  to  Seligman  Data Corp.
between 8:00 a.m. and 5:30 p.m.  Eastern time, by either the  shareholder or the
broker/dealer of record on the account. For information about electing telephone
services,  see  "Telephone  Transactions."  These  elections must be received by
Seligman  Data Corp.  at least five days prior to the  payable  date,  otherwise
payment will be made in accordance with the current option on the  shareholder's
account.
    

     The per share  dividends from net investment  income on Class D shares will
be lower  than the per  share  dividends  on Class A shares  as a result  of the
higher  distribution  fee applicable  with respect to Class D shares.  Per share
dividends  of the two  classes may also  differ as a result of  differing  class
expenses.  Distributions  of net capital gains, if any, will be paid in the same
amount for Class A and Class D shares. See "Purchase of Shares--Valuation."

   
     Shareholders  exchanging  shares of a mutual  fund for  shares  of  another
series of the Fund or of another mutual fund in the Seligman Group will continue
to  receive  dividends  and  gains  as  elected  prior to such  exchange  unless
otherwise  specified.  In the event that a shareholder  redeems all shares in an
account between the record date and the payable date, the value of any dividends
or gain  distributions  declared will be paid in cash regardless of the existing
election.
    


FEDERAL INCOME TAXES

   
     The Series intends to continue to qualify as a regulated investment company
under the Internal Revenue Code of 1986, as amended. For each year so qualified,
the Series  will not be subject to Federal  income  taxes on its net  investment
income and capital gains,  if any,  realized  during any taxable year,  which it
distributes  to its  shareholders,  provided  that  at  least  90%  of  its  net
investment   income  and  net  short-term   capital  gains  are  distributed  to
shareholders each year.
    

     Dividends from net investment income and distributions  from net short-term
capital  gains are  taxable  as  ordinary  income to the  shareholders,  whether
received in cash or reinvested in additional  shares,  and are,  generally,  not
eligible for the dividends received deduction for corporations.

   
     Distributions  of net  capital  gain,  i.e.,  the  excess of net  long-term
capital gains over any net short-term  losses,  are taxable as long-term capital
gain, whether received in cash or invested in additional  shares,  regardless of
how long shares have been held by the shareholders;  such  distributions are not
eligible for the dividends received deduction allowed to corporate shareholders.
As noted above, the Series must exhaust its capital loss carry forward before it
may make capital gain distributions to shareholders.

     Any gain or loss realized upon a sale or redemption of shares in the Series
by a shareholder  who is not a dealer in securities will generally be treated as
a long-term  capital gain or loss if the shares have been held for more than one
year and otherwise as a short-term capital gain or loss.  However,  if shares on
which a long-term  capital gain  distribution has been received are subsequently
sold or redeemed and such shares have been held for six months or less, any loss
realized will be treated as long-term capital loss to the extent that it offsets
the long-term capital gain distribution. In addition, no loss will be allowed on
the sale or other  disposition  of  shares  of the  Series  if,  within a period
beginning 30 days before the date of such sale or disposition and ending 30 days
after such date,  the holder  acquires (such as through  dividend  reinvestment)
securities that are substantially identical to the shares of the Series.
    

     In  determining  gain or loss on  shares  of the  Series  that  are sold or
exchanged within 90 days after acquisition,  a shareholder generally will not be

                                       19
<PAGE>

permitted to include in the tax basis attributable to such shares the sales load
incurred in acquiring such shares to the extent of any  subsequent  reduction in
the sales load by reason of the Exchange or Reinstatement  Privilege  offered by
the Series.  Any sales load not taken into account in determining  the tax basis
of shares sold or exchanged  within 90 days after  acquisition  will be added to
the  shareholder's  tax basis in the shares acquired pursuant to the Exchange or
Reinstatement Privilege.

     The Series will  generally  be subject to an excise tax of 4% on the amount
of any income or capital gains,  above certain permitted levels,  distributed to
shareholders  on a basis  such  that  such  income  or gain  is not  taxable  to
shareholders in the calendar year in which it was earned. Furthermore, dividends
declared in October, November or December payable to shareholders of record on a
specified date in such a month and paid in the following January will be treated
as having been paid by the Series and received by each  shareholder in December.
Under this rule,  therefore,  shareholders may be taxed in one year on dividends
or distributions actually received in January of the following year.

     Shareholders are urged to consult their tax advisers  concerning the effect
of Federal income taxes in their individual circumstances.
       

     UNLESS A SHAREHOLDER  INCLUDES A CERTIFIED TAXPAYER  IDENTIFICATION  NUMBER
(SOCIAL  SECURITY  NUMBER  FOR  INDIVIDUALS)  ON  THE  ACCOUNT  APPLICATION  AND
CERTIFIES THAT THE SHAREHOLDER IS NOT SUBJECT TO BACKUP WITHHOLDING, THE FUND IS
REQUIRED TO WITHHOLD AND REMIT TO THE U.S.  TREASURY A PORTION OF  DISTRIBUTIONS
AND OTHER REPORTABLE PAYMENTS TO THE SHAREHOLDER. THE RATE OF BACKUP WITHHOLDING
IS 31%. SHAREHOLDERS SHOULD BE AWARE THAT, UNDER REGULATIONS  PROMULGATED BY THE
INTERNAL  REVENUE  SERVICE,  THE FUND MAY BE FINED $50 ANNUALLY FOR EACH ACCOUNT
FOR WHICH A CERTIFIED  TAXPAYER  IDENTIFICATION  NUMBER IS NOT PROVIDED.  IN THE
EVENT THAT SUCH A FINE IS  IMPOSED,  THE FUND MAY CHARGE A SERVICE  FEE OF UP TO
$50 THAT MAY BE DEBITED FROM THE  SHAREHOLDER'S  ACCOUNT AND OFFSET  AGAINST ANY
UNDISTRIBUTED DIVIDENDS AND CAPITAL GAINS DISTRIBUTIONS.  THE FUND ALSO RESERVES
THE  RIGHT TO CLOSE  ANY  ACCOUNT  WHICH  DOES  NOT  HAVE A  CERTIFIED  TAXPAYER
IDENTIFICATION NUMBER.


SHAREHOLDER INFORMATION

   
     Shareholders  will be sent  reports  semi-annually  regarding  the  Series.
General  information  about the Series may be requested by writing the Corporate
Communications/Investor   Relations   Department,   J.  &  W.   Seligman  &  Co.
Incorporated,  100 Park Avenue,  New York, New York 10017 or by telephoning  the
Corporate  Communications/  Investor Relations  Department  toll-free by dialing
(800)  221-7844 from all  continental  United  States,  except New York or (212)
850-1864 in New York State and the Greater New York City area. Information about
shareholder accounts may be requested by writing Shareholder Services,  Seligman
Data  Corp.  at the same  address or by  toll-free  telephone  by dialing  (800)
221-2450  from  all  continental  United  States.  Seligman  Data  Corp.  may be
telephoned  Monday through Friday (except  holidays),  between the hours of 8:30
a.m.  and 5:30  p.m.  Eastern  time,  and  calls  will be  answered  by  service
representatives.

     24 HOUR  TELEPHONE  ACCESS IS  AVAILABLE  BY DIALING 1 (800)  622-4597 ON A
TOUCHTONE PHONE, WHICH PROVIDES INSTANT ACCESS TO PRICE, YIELD, ACCOUNT BALANCE,
MOST RECENT TRANSACTION AND OTHER INFORMATION.  IN ADDITION, ACCOUNT STATEMENTS,
FORM  1099-DIVS AND  CHECKBOOKS  MAY BE ORDERED.  TO INSURE  PROMPT  DELIVERY OF
DISTRIBUTION  CHECKS,  ACCOUNT STATEMENTS AND OTHER  INFORMATION,  SELIGMAN DATA
CORP. SHOULD BE NOTIFIED  IMMEDIATELY IN WRITING OF ANY ADDRESS CHANGE.  ADDRESS
CHANGES MAY BE TELEPHONED TO SELIGMAN DATA CORP. IF THE  SHAREHOLDER HAS ELECTED
TELEPHONE  SERVICES.   FOR  MORE  INFORMATION  ABOUT  TELEPHONE  SERVICES,   SEE
"TELEPHONE TRANSACTIONS" ABOVE.
    

     ACCOUNT   SERVICES.   Shareholders  are  sent   confirmation  of  financial
transactions in their Account.

                                       20

<PAGE>

     Other investor services are available. These include:

   
     O INVEST-A-CHECK(R) SERVICE enables a shareholder to authorize checks to be
drawn on a regular  checking  account  at  regular  monthly  intervals  in fixed
amounts of $100 or more, or regular quarterly intervals in fixed amounts of $250
or more, to purchase Class A shares. (See "Terms and Conditions" on page 24.)

     O AUTOMATIC DOLLAR-COST-AVERAGING SERVICE permits a shareholder to exchange
a specified  amount,  at regular  monthly  intervals in fixed amounts of $100 or
more,  or regular  quarterly  intervals in fixed  amounts of $250 or more,  from
Class A shares of the Series  into Class A shares of any other  Seligman  Mutual
Fund(s) registered in the same name. The shareholder's account must have a value
of at least $5,000 at the  initiation of the service.  Exchanges will be made at
the public offering price.

     O DIVIDENDS FROM OTHER INVESTMENTS permits a shareholder to order dividends
payable on shares of other  companies to be paid to and  invested in  additional
shares of the Series.  (Dividend checks must meet or exceed the required minimum
purchase amount and include the shareholder's name, the name of the Fund and the
Class of shares in which the investment is to be made and the shareholder's Fund
account number.)

     O AUTOMATIC CD TRANSFER SERVICE permits a shareholder to instruct a bank to
invest the proceeds of a maturing bank  certificate  of deposit ("CD") in shares
of any  designated  Seligman  Mutual  Fund.  Shareholders  who  wish to use this
service should  contact  Seligman Data Corp. or a broker to obtain the necessary
documentation.  Banks may  charge a  penalty  on CD  assets  withdrawn  prior to
maturity.  Accordingly,  it will not  normally be  advisable  to  liquidate a CD
before its maturity.
    

     O PAYMENTS AT REGULAR  INTERVALS can be made to a  shareholder  who owns or
purchases  Class A shares worth  $5,000 or more held as book  credits  under the
Automatic Cash  Withdrawal  Service.  Holders of Class D shares may elect to use
this  service  with respect to shares that have been held for at least one year.
(See "Terms and Conditions" on page 24.)

   
     O DIRECTED  DIVIDENDS  allows a  shareholder  to pay  dividends  to another
person or to direct the payment of such  dividends to another mutual fund in the
Seligman Group for purchase at net asset value. Dividends on Class A and Class D
shares may only be directed  to shares of the same class of another  mutual fund
in the Seligman Group.
    

     O OVERNIGHT  DELIVERY to service  shareholder  requests is available  for a
$15.00 fee which may be debited from a shareholder's account, if requested.

   
     O COPIES OF ACCOUNT  STATEMENTS  will be sent to each  shareholder  free of
charge for the  current  year and most  recent  prior  year.  Copies of year-end
statements  for prior years back to 1985 are  available  for a fee of $10.00 per
year, per account, with a maximum charge of $150 per account. Statement requests
should be forwarded, along with a check, to Seligman Data Corp.
    

     O TAX-DEFERRED  RETIREMENT PLANS. Shares of the Series may be purchased for
all types of tax-deferred  retirement  plans.  SFSI makes available plans,  plan
forms and custody agreements for:

     -Individual Retirement Accounts (IRAs);

     -Simplified Employee Pension Plans (SEPs);

     -Section 401(k) Plans for corporations and their employees;

     -Section 403(b)(7) Plans for employees of public school systems and certain
non-profit  organizations who wish to make deferred  compensation  arrangements;
and

     -Pension  and  Profit  Plans  for sole  proprietorships,  partnerships  and
corporations.

     These  types of plans may be  established  only upon  receipt  of a written
application form.

   
     For more information,  write Retirement Plan Services, Seligman Data Corp.,
100 Park  Avenue,  New York,  New York 10017.  You may  telephone  toll-free  by
    

                                       21
<PAGE>


   
dialing  (800)  445-1777 from all  continental  United States or you may receive
information through an authorized dealer.
    

ADVERTISING THE SERIES' PERFORMANCE

     From time to time the Series  advertises  its "yield,"  "total  return" and
"average annual total return," each of which are calculated separately for Class
A and Class D shares. THESE FIGURES ARE BASED ON HISTORICAL EARNINGS AND ARE NOT
INTENDED TO INDICATE  FUTURE  PERFORMANCE.  The "yield" of a class of the Series
refers to the  income  generated  by an  investment  in that class over a 30-day
period.  This  income  is then  "annualized."  That is,  the  amount  of  income
generated by the investment during that 30-day period is assumed to be generated
each  30-day  period  for twelve  periods  and is shown as a  percentage  of the
investment. The income earned on the investment is also assumed to be reinvested
at the  end of the  sixth  30-day  period.  The  "total  return"  shows  what an
investment in shares of a class of the Series would have earned over a specified
period  of time (for  example,  one,  five and ten years or from the  inception)
assuming the payment of the maximum sales load, if any, when the  investment was
first  made  and  that  all  distributions  and  dividends  by that  class  were
reinvested  on the  reinvestment  dates during the period.  The "average  annual
total return" is the annual rate required for the initial payment to grow to the
amount which would be received at the end of the specified period (one, five and
ten years or from the  inception);  i.e.,  the average  annual  compound rate of
return.  Total  return and average  annual  total  return may also be  presented
without the effect of the initial sales load or CDSL, as applicable.

   
     From time to time,  reference  may be made in  advertising  or  promotional
material to performance information, including mutual fund rankings, prepared by
Lipper Analytical Service,  Inc.  ("Lipper"),  an independent  reporting service
which monitors the  performance of mutual funds. In calculating the total return
of the  Series'  Class  A and  Class  D  shares,  the  Lipper  analysis  assumes
investment  of all  dividends  and  distributions  paid but  does not take  into
account  applicable sales loads. The Series may also refer in  advertisements or
in other promotional material to articles, comments, listings and columns in the
financial  press  pertaining  to  the  Series'  performance.  Examples  of  such
financial  and  other  press  publications  include  Barron's,   Business  Week,
CDA/Weisenberger  Mutual Funds  Investment  Report,  Christian  Science Monitor,
Financial  Planning,   Financial  Times,   Financial  World,  Forbes,   Fortune,
Individual Investor,  Investment Advisor, Investors Business Daily, Kiplinger's,
Los Angeles Times, MONEY Magazine,  Morningstar,  Inc., Pension and Investments,
Smart Money, The New York Times, USA Today, U.S. News and World Report, The Wall
Street Journal, Washington Post, Worth Magazine and Your Money.
    


ORGANIZATION AND CAPITALIZATION

     The Fund is a diversified, open-end management investment company organized
under the laws of the  Commonwealth of  Massachusetts  by a Declaration of Trust
dated July 27, 1984.  The  Declaration of Trust permits the Trustees to issue an
unlimited number of full and fractional shares of beneficial interest, $.001 par
value. The Trustees also have the power to create additional series of shares.

     Shares of  beneficial  interest of two series have been  authorized,  which
shares of beneficial  interest  constitute  interests in the Series and Seligman
High-Yield Bond Series. Shares of beneficial interest of the Series and Seligman
High-Yield  Bond Series are divided into two classes.  Each share of  beneficial
interest of the Series' and Seligman High-Yield Bond Series' Class A and Class D
is equal as to earnings,  assets and voting  privileges,  except that each class
bears its own separate  distribution  and certain  other class  expenses and has
exclusive  voting  rights with respect to any matter to which a separate vote of
any  class  is  required  by the  1940 Act or  Massachusetts  law.  The Fund has
received an order from the  Securities  and Exchange  Commission  permitting the
issuance  and sale of  multiple  classes of shares of  beneficial  interest.  In
accordance  with the  Declaration  of Trust,  the  Trustees  may  authorize  the
creation  of  additional  classes  of shares of  beneficial  interest  with such
characteristics  as are permitted by the order  received from the Securities and

                                       22
<PAGE>

Exchange  Commission.  The 1940 Act  requires  that  where  more  than one class
exists, each class must be preferred over all other classes in respect of assets
specifically  allocated to such class.  Shares entitle their holders to one vote
per share.  Shares have  noncumulative  voting rights, do not have preemptive or
subscription  rights and are transferable.  It is the intention of the Trust not
to hold Annual Meetings of Shareholders.  The Trustees may call Special Meetings
of  Shareholders  for action by shareholder  vote as may be required by the 1940
Act or  Declaration  of Trust.  Pursuant to the 1940 Act,  shareholders  have to
approve  the  adoption of any  management  contract,  distribution  plan and any
changes in fundamental investment policies.  Shareholders also have the right to
call a meeting of  shareholders  for the purpose of voting on the removal of one
or more Trustees.  Such removal can be effected upon the action of two-thirds of
the outstanding shares of the Fund.
       

                                       23
<PAGE>
   
                              TERMS AND CONDITIONS
                          GENERAL ACCOUNT INFORMATION
    Investments  will  be  made  in as  many  shares  of the  Series,  including
fractions to the third decimal place, as can be purchased at the net asset value
plus a sales load, if applicable, at the close of business on the day payment is
received.  If your  check  received  in  payment  of a  purchase  of  shares  is
dishonored  for any reason,  Seligman Data Corp. may cancel the purchase and may
also  redeem  additional  shares,  if any,  held in your  account  in an  amount
sufficient  to reimburse the Fund for any loss it may have incurred and charge a
$10.00 return check fee.  Shareholders  will receive  dividends from  investment
income and any  distributions  from gain realized on investments in shares or in
cash according to the option  elected.  Dividend and gain options may be changed
by notifying Seligman Data Corp. in writing at least five business days prior to
the payable date. Stock certificates will not be issued unless requested.
Replacement stock certificates will be subject to a surety fee.


                           INVEST-A-CHECK(R) SERVICE
    The  Invest-A-Check(R)  Service  is  available  to  all  shareholders.  Your
application is subject to acceptance by your bank and Seligman Data Corp. Checks
in the amount  specified will be drawn  automatically  on your bank on the fifth
day of each  month (or on the prior  business  day if the fifth day of the month
falls on a weekend or holiday) in which an  investment is scheduled and invested
at the public  offering  price at the close of business on the same date.  After
the initial investment,  the value of shares held in your Account must equal not
less than two regularly scheduled investments. If a check is not honored by your
bank,  or if the value of shares  held falls  below the  required  minimum,  the
Service  will be  suspended.  In the  event  that a  check  is  returned  marked
"unpaid,"  Seligman Data Corp.  will cancel the purchase,  redeem shares held in
your account for an amount  sufficient to reimburse the Fund for any loss it may
have incurred as a result, and charge a $10.00 return check fee. This fee may be
debited from your  account.  Service  will be  reinstated  upon written  request
indicating that the cause of interruption has been corrected. The Service may be
terminated  by you or Seligman  Data Corp.  at any time by written  notice.  You
agree to hold the Funds  and their  agents  free  from all  liability  which may
result from acts done in good faith and  pursuant to these  terms.  Instructions
for establishing Invest-A-Check(R) Service are given on the Account Application.
In the  event  you  exchange  all of your  shares  from one  mutual  fund in the
Seligman Group to another, you must re-apply for the  Invest-A-Check(R)  Service
in the  Seligman  Fund into  which  your  exchange  was made.  In the event of a
partial exchange,  the Invest-A-Check(R)  Service will be continued,  subject to
the above conditions, in the Seligman Fund from which the exchange was made.


                       AUTOMATIC CASH WITHDRAWAL SERVICE
    Automatic Cash Withdrawal  Service is available to Class A shareholders  and
to Class D  shareholders  with  respect  to Class D shares  held for one year or
more.  A  sufficient  number of full and  fractional  shares will be redeemed to
provide the amount required for a scheduled payment. Redemptions will be made at
the asset value at the close of business on the specific day  designated  by the
shareholder  of each month (or on the prior  business  day if the day  specified
falls on a weekend or holiday). A shareholder may change the amount of scheduled
payments or may suspend  payments by written  notice to Seligman  Data Corp.  at
least ten days prior to the effective date of such a change or  suspension.  The
Service may be terminated by the  shareholder or Seligman Data Corp. at any time
by written notice.  It will be terminated upon proper  notification of the death
or legal incapacity of the shareholder. This Service is considered terminated in
the event a  withdrawal  of  shares,  other  than to make  scheduled  withdrawal
payments,  reduces the value of shares remaining on deposit to less than $5,000.
Continued  payments  in excess of  dividend  income  invested  will  reduce  and
ultimately exhaust capital. Withdrawals,  concurrent with purchases of shares of
this or any other investment  company,  will be  disadvantageous  because of the
payment of duplicative sales loads, if applicable.  For this reason,  additional
purchases  of Fund  shares are  discouraged  when the  Withdrawal  Service is in
effect.
                    LETTER OF INTENT -- CLASS A SHARES ONLY
    Seligman Financial Services,  Inc. will hold in escrow shares equal to 5% of
the minimum  purchase  amount  specified.  Dividends  and  distributions  on the
escrowed  shares will be paid to the  shareholder  or credited to their Account.
Upon  completion of the specified  minimum  purchase  within the  thirteen-month
period,  all shares  held in escrow  will be  deposited  into the  shareholder's
Account or delivered to the  shareholder.  A  shareholder  may include the total
asset  value of shares of the  Seligman  Funds (on which a sales  load was paid)
owned as of the date of a Letter of Intent toward the  completion of the Letter.
If the total amount invested within the thirteen-month  period does not equal or
exceed the specified minimum purchase,  the shareholder will be requested to pay
the  difference  between the amount of the sales load paid and the amount of the
sales load  applicable to the total  purchase made. If, within 20 days following
the mailing of a written  request,  the shareholder has not paid this additional
sales load to Seligman Financial  Services,  sufficient  escrowed shares will be
redeemed for payment of the additional  sales load.  Shares  remaining in escrow
after this payment will be released to the shareholder's  Account.  The intended
purchase amount may be increased at any time during the thirteen-month period by
filing a revised Agreement for the same period, provided that a Dealer furnishes
evidence that an amount  representing  the reduction in sales load under the new
Agreement, which becomes applicable on purchases already made under the original
Agreement, will be refunded and that the required additional escrowed shares are
being furnished by the shareholder.

    Shares of Seligman Cash Management Fund, Inc. which have been acquired by an
exchange of shares of another  Mutual Fund on which there is a sales load may be
taken  into  account  in  completing  a  Letter  of  Intent,  or  for  Right  of
Accumulation. However, shares of the Fund which have been purchased directly may
not be used for  purposes  of  determining  reduced  sales  loads on  additional
purchases of the other Mutual Funds in the Seligman Group.

                CHECK REDEMPTION SERVICE -- CLASS A SHARES ONLY
    If shares  are held in joint  names,  all  shareholders  must sign the Check
Redemption  section of the  Account  Application.  All checks  will  require all
signatures unless a lesser number is indicated in the Check Redemption  section.
Accounts in the names of corporations,  trusts, partnerships, etc. must list all
authorized signatories.
     In all  cases,  each  signature  guarantees  the  genuineness  of the other
signatures.  Checks  may not be drawn for less  than  $500.  I hereby  authorize
Mellon  Bank,  N.A. to honor  checks drawn by me on my account of Class A shares
and to effect a  redemption  of  sufficient  shares in my Fund  account to cover
payment of the check. I understand  that shares in one Series cannot be redeemed
to cover a check written on another Series.
    Mellon Bank, N.A. shall be liable only for its own negligence. The Fund will
not be liable for any loss,  expense or cost  arising out of check  redemptions.
The Fund reserves the right to change,  modify or terminate  this service at any
time upon notification mailed to the address of record of the shareholder(s).
    SELIGMAN  DATA  CORP.  WILL  CHARGE A $10.00  PROCESSING  FEE FOR ANY  CHECK
REDEMPTION  DRAFT RETURNED MARKED  "UNPAID." THIS CHARGE MAY BE DEBITED FROM THE
ACCOUNT THE CHECK WAS DRAWN AGAINST.  NO REDEMPTION PROCEEDS WILL BE REMITTED TO
A SHAREHOLDER WITH RESPECT TO SHARES PURCHASED BY CHECK (UNLESS CERTIFIED) UNTIL
SELIGMAN DATA CORP.  RECEIVES  NOTICE THAT THE CHECK HAS CLEARED WHICH MAY BE UP
TO 15 DAYS FROM THE CREDIT OF THE SHARES TO A SHAREHOLDER'S ACCOUNT.
                                                                            5/95
                                       24
<PAGE>
    


<TABLE>
<CAPTION>
<S>     <C>    <C>    <C>    <C>    <C>    <C>
   
                          THE SELIGMAN GROUP OF FUNDS
                              ACCOUNT APPLICATION


Please make your investment check payable to the
"Seligman Group of Funds" and mail it
with this completed Application to:

Seligman Data Corp.                          TO OPEN A SELIGMAN IRA, SEP OR PENSION/
100 Park Avenue/2nd Floor                    PROFIT SHARING PLAN, A SEPARATE ADOPTION
New York, NY 10017                           AGREEMENT IS REQUIRED. PLEASE CALL
(800) 221-2450                               RETIREMENT PLAN SERVICES FOR MORE
                                             INFORMATION AT (800) 445-1777.
1.   ACCOUNT REGISTRATION

     TYPE OF  ||INDIVIDUAL  ||MULTIPLE OWNERS   ||GIFT/TRANSFER TO MINOR   ||OTHER (Corporations, Trusts, Organizations,
                                                                                    Partnerships, etc.)
     ACCOUNT Use Line 1 Use Lines 1, 2 & 3 Use Line 4 Use Line 5 Multiple Owners
     will be registered as Joint Tenants with Right of Survivorship.
     The first name and Social Security or Taxpayer ID Number on line 1, 4, or 5
     below will be used for IRS reporting.  NAME (Minors cannot be legal owners)
     PLEASE PRINT OR TYPE

     1._______________________________________________________________     ___________________________   _________
                    First                Middle                 Last           Social Security Number    Birthdate
     2._______________________________________________________________     ___________________________   _________
                    First                Middle                 Last           Social Security Number    Birthdate
     3._______________________________________________________________     ___________________________   _________
                    First                Middle                 Last           Social Security Number    Birthdate
     4.______________________________, as custodian for ____________________ under the _______________
            Custodian (one only)                           Minor (one only)                 State

       Uniform Gift/Transfer to Minors Act_______________________________until age____________________   _________________
                                           Minor's Social Security Number          (Not more than 21)    Minor's Birthdate

     5._______________________________________________________________________   _____________________
        Name of Corporation or Other Entity. If a Trust, also complete below.     Taxpayer ID Number


     TYPE OF TRUST ACCOUNT:  ||Trust  ||Guardianship  ||Conservatorship  ||Estate   ||Other 

     Trustee/Fiduciary Name__________________________________     Trust Date__________________________

     Trust Name ______________________________,for the benefit of (FBO)_______________________________

2.   MAILING ADDRESS
     ADDRESS                                          TELEPHONE

___________________________________________ (_______)__________________(_______)_________________
Street Address or P.O. Box                   Daytime                    Evening
___________________________________________ U.S. CITIZEN?  ||Yes  ||No  _________________________
City               State              Zip                                If no, indicate country

3.   INVESTMENT SELECTION
     Please indicate the dollar  amount(s) you would like to invest in the space
     provided below.  Minimum  initial  investment is $1,000 per Fund except for
     accounts established pursuant to the Invest-A-Check(R) Service (see section
     6-I. of this application). IF MORE THAN ONE FUND IS SELECTED, ACCOUNTS MUST
     HAVE IDENTICAL  REGISTRATIONS AND CLASS OF SHARES (except for Seligman Cash
     Management  Fund).  PLEASE  CHOOSE ONE: || Class A Shares || Class D Shares
     MAKE CHECK PAYABLE TO: SELIGMAN GROUP OF FUNDS
     $_____________  TOTAL AMOUNT,
     INVESTED AS FOLLOWS: 
     $_____________ *Seligman Communications              $_____________ Seligman Common Stock Fund
                       and Information Fund               $_____________ Seligman Income Fund
     $_____________ Seligman Henderson                    $_____________ Seligman High-Yield Bond Fund
                       Global Technology Fund             $_____________ Seligman U.S. Government Securities Fund
     $_____________ Seligman Frontier Fund                $_____________ Seligman National Tax-Exempt Fund
     $_____________ Seligman Henderson Global             $_____________ Seligman Tax-Exempt Fund (choose one):
                       Smaller Companies Fund              CA-Qlty.||   FL||    MD||   MN||   NY||   OR||
     $_____________ Seligman Capital Fund                  CA-Hy.  ||   GA||    MA||   MO||   NC||   PA||
     $_____________ Seligman Growth Fund                   CO      ||   LA||    MI||   NJ||   OH||   SC||
     $_____________ Seligman Henderson
                       International Fund                 $_____________ Seligman Cash Management Fund (Class A only)

     *Closed  indefinitely to new investors after June 30, 1995;  please contact
     your  financial  advisor  for  information  on  current  availability.   NO
     REDEMPTION  PROCEEDS  WILL BE REMITTED  TO A  SHAREHOLDER  WITH  RESPECT TO
     SHARES  PURCHASED BY CHECK  (UNLESS  CERTIFIED)  UNTIL  SELIGMAN DATA CORP.
     RECEIVES NOTICE THAT THE CHECK HAS CLEARED, WHICH MAY BE UP TO 15 DAYS FROM
     THE CREDIT OF THE SHARES TO THE SHAREHOLDER'S ACCOUNT.
4.   SIGNATURE AND CERTIFICATION

     Under  penalties of perjury I certify that the number shown on this form is
     my correct Taxpayer Identification Number (Social Security Number) and that
     I am not  subject  to  backup  withholding  either  because I have not been
     notified that I am subject to backup  withholding  as a result of a failure
     to report all interest or dividends,  or the Internal  Revenue  Service has
     notified me that I am no longer subject to backup withholding. I certify to
     my legal  capacity  to  purchase  or redeem  shares of each Fund for my own
     Account,  or for  the  Account  of the  organization  named  below.  I have
     received  and  read  the  current  Prospectus  of each  Fund in  which I am
     investing and appoint  Seligman Data Corp. as my agent to act in accordance
     with my instructions herein.

     A. ________________________________________________________________________
        Date                                         Signature of Investor

     B. ________________________________________________________________________
        Date                                   Signature of Co-Investor, if any

5.   BROKER/DEALER OR FINANCIAL ADVISOR DESIGNATION
     ________________________________________     _____________________________
     Firm Name                                    Representative's Nam

     ________________________________________     _____________________________
     Branch Office Address                        Representative's ID Number

     ________________________________________     (______)_____________________
     City             State         Zip           Representative's Telephone Number

     ________________________________________
     Branch Number

<PAGE>

6.   ACCOUNT OPTIONS AND SERVICES
________________________________________________________________________________
A. DIVIDENDS AND GAIN DISTRIBUTION OPTIONS
                    I choose the following options for each Fund listed:                OPTION
                                                                                         ------
                                                                                       1    2    3
                     Option 1. Dividends in shares, gain distributions in shares.      ||   ||   ||   FUND NAME
                     Option 2. Dividends in cash, gain distributions in shares.        ||   ||   ||   FUND NAME
                     Option 3. Dividends in cash, gain distributions in cash.          ||   ||   ||   FUND NAME
                     __________________________________________________________________________________________
                     NOTE:  IF NO ELECTION IS MADE, OPTION 1. WILL AUTOMATICALLY BE PUT INTO EFFECT.
                     All dividend and/or gain distributions taken in shares will be invested at net asset value.
                     __________________________________________________________________________________________

________________________________________________________________________________
B. DIVIDEND DIRECTION OPTION
                     If you wish to have your dividend  payments made to another
                     party or Seligman Fund,  please  complete the following.  I
                     hereby authorize and request that my dividend payments from
                     the following Fund(s)

                     __________________      __________________       __________________ be made payable to:
                            Fund Name             Fund Name               Fund Name

                     Name______________________   Seligman Fund__________________

                     Address___________________   (If opening a new account, a minimum of $1,000 is required.)

                     City______________________   Account Number_________________

                     State, Zip________________   (For an existing account.)
________________________________________________________________________________
C. LETTER OF INTENT SERVICE (CLASS A ONLY)
                     I intend to purchase, although I am not obligated to do so,
                     additional  shares  of  Seligman  _________________________
                     Fund  within a 13-month  period  which,  together  with the
                     total asset value of shares owned, will aggregate at least:
                     ||$50,000  ||$100,000  ||$250,000  ||$500,000  ||$1,000,000  
                     ||$4,000,000
                     I AGREE TO THE ESCROW  PROVISION LISTED UNDER "TERMS AND CONDITIONS" 
                     IN THE BACK OF EACH PROSPECTUS.
________________________________________________________________________________
D. RIGHT OF ACCUMULATION (CLASS A ONLY)
                     Please  identify  any  additional  Seligman  Fund  accounts
                     eligible for the Right of Accumulation or to be used toward
                     completion of a Letter of Intent, and check applicable box:
                     || I am  a trustee  for the  following  accounts, which are
                     held  by  the same trust,  estate, or  under the terms of a
                     pension,  profit sharing or  other  employee  benefit trust
                     qualified  under section  401 of the Internal Revenue Code.
                     || In calculating my  holdings for Right of Accumulation or
                     Letter  of  Intent purposes, I  am including the  following
                     additional accounts which are registered  in my name, in my
                     spouse's  name, or  in  the name(s) of  my child(ren) under
                     the age of 21.

                     Name______________ Fund______________ Account#_____________

                     Name______________ Fund______________ Account#_____________

                     Name______________ Fund______________ Account#_____________
________________________________________________________________________________
E. AUTOMATIC CASH WITHDRAWAL SERVICE
   (CLASS A, OR CLASS D ONLY AFTER CLASS D SHARES ARE HELD FOR ONE YEAR)

                     Please  send  a  check  for  $  withdrawn   from   Seligman
                     ________________________  Fund, beginning on the day of 19,
                     and thereafter on the day specified of every:
                     ||Month   ||3rd Month    ||6th Month    ||12th Month

                     Make payments to:   Name___________________________________
                                         Address________________________________
                                         City___________State________Zip________
                     Shares having a current  value at offering  price of $5,000
                     or  more  must  be held in the  account  at  initiation  of
                     Service, and all shares must be in "book credit" form.
________________________________________________________________________________
F. AUTOMATIC DOLLAR-COST-AVERAGING SERVICE

                     I authorize Seligman Data Corp. to withdraw $ _____________
                     (minimum:  $100 monthly or $250 quarterly) from my Seligman
                     Cash  Management  Fund  Class  A  account  ||  Monthly   or 
                     || Quarterly   to  purchase Class  A  shares  of   Seligman
                     ________________________________  Fund,  beginning  on  the
                     _____ day of  __________  19 ____.  Shares in the  Seligman
                     Cash  Management  Fund Class A account  must have a current
                     value of $5,000 at the initiation of Service and all shares
                     must be in "book credit" form.
________________________________________________________________________________
G. EXPEDITED REDEMPTION SERVICE, FOR SELIGMAN CASH MGMT. FUND ONLY
                     I hereby  authorize  Seligman Data Corp. to honor telephone
                     or  written   instructions   received  from  me  without  a
                     signature and believed by Seligman Data Corp. to be genuine
                     for  redemption.   Proceeds  will  be  wired  ONLY  to  the
                     commercial  bank listed below for credit to my account,  or
                     to my address of record. If Expedited Redemption Service is
                     elected,  no certificates for shares will be issued. I also
                     understand and agree to the risks and  procedures  outlined
                     for all telephone transactions set forth in section 6-H. of
                     this Application.

                     Investment by  ||Check  ______________________________________________________________________
                                    ||Wire     Name of Commercial Bank (Savings Bank May Not Be Used)

                     _________________________         ______________________        ______________________
                     Bank Account Name                 Bank Account No.              Bank Routing No.

                     _______________________________________________________________________________________
                     Address of Bank                      City                State              Zip Code

                     X________________________________      X____________________________________________
                      Signature of Investor     Date         Signature of Co-Investor, if any      Date
______________________________________________________________________________________________________________________

<PAGE>


H. TELEPHONE SERVICE ELECTION
AVAILABLE FOR INDIVIDUAL OR JOINT TENANT ACCOUNTS ONLY
                     By completing  this section,  I understand that I may place 
                     the following requests by telephone:
                     o Redemptions up to $50,000   o Exchanges
                     o Address Changes             o Dividend and/or Capital 
                                                     Gain Distribution Option 
                                                     changes

                                            AUTHORIZATION
                     I understand  that the telephone  services are optional and
                     that by signing  below I  authorize  the  Funds,  all other
                     Seligman   Funds   with  the  same   account   number   and
                     registration  which I currently own or in which I invest in
                     the future,  and Seligman Data Corp.  ("SDC"),  to act upon
                     instructions  received  by  telephone  from me or any other
                     person  in  accordance   with  the   provisions   regarding
                     telephone  services as set forth in the current  prospectus
                     of  each  such  Fund,  as  amended  from  time to  time.  I
                     understand that redemptions of uncertificated  shares of up
                     to  $50,000  will be sent  only to my  account  address  of
                     record, and only if such address has not changed within the
                     30 days preceding such request. Any telephone  instructions
                     given in respect of this account and any account into which
                     exchanges  are made are  hereby  ratified  and I agree that
                     neither  the  Fund(s)  nor SDC will be liable for any loss,
                     cost or expense for acting upon such telephone instructions
                     reasonably  believed to be genuine and in  accordance  with
                     the  procedures  described in each  prospectus,  as amended
                     from time to time.  Such  procedures  include  recording of
                     telephone instructions,  requesting personal and/or account
                     information  to  verify a  caller's  identity  and  sending
                     written confirmations of transactions.  As a result of this
                     policy, I may bear the risk of any loss due to unauthorized
                     or fraudulent telephone  instructions;  provided,  however,
                     that if the Fund(s) or SDC fail to employ such  procedures,
                     the Fund(s)  and/or SDC may be liable.  TO ELECT  TELEPHONE
                     SERVICES,  PLEASE  SIGN YOUR  NAME(S)  AS IT APPEARS ON THE
                     FIRST PAGE OF THIS ACCOUNT APPLICATION.

                     X________________________________   X____________________________________ 
                     Signature of Investor   Date        Signature of Co-Investor, if any Date
<PAGE>
I. INVEST-A-CHECK(R) SERVICE
                     To start your Invest-A-Check(R) Service, fill out the "Bank
                     Authorization  to Honor  Pre-Authorized  Checks" below, and
                     forward it with an  unsigned  bank check from your  regular
                     checking  account  (marked  "void",  if you  wish).  Please
                     arrange  with my bank to  draw  pre-authorized  checks  and
                     invest the following dollar amounts (minimum:  $100 monthly
                     or $250  quarterly) in the designated  Seligman  Fund(s) as
                     indicated:
                     _______________  $_________   ||Monthly   ||Quarterly
                     Fund Name
                     ________________ $_________   ||Monthly   ||Quarterly
                     Fund Name
                     ________________ $_________   ||Monthly   ||Quarterly
                     Fund Name  
                     I  understand that my checks will be drawn on the fifth day
                     of the month, or  prior   business   day,  for  the  period
                     designated.  I have  completed the "Bank  Authorization  to
                     Honor Pre-Authorized  Checks" below and have read and agree
                     to   the   Terms   and   Conditions   applicable   to   the
                     Invest-A-Check(R)  Service as set forth in each  Prospectus
                     and as set forth below in the Bank Authorization.

                     X__________________________________________________________________
                     Signature of Investor  (Please also sign Bank Authorization below.)

                     X__________________________________________________________________
                     Signature of Co-Investor, if any

________________________________________________________________________________________
               BANK AUTHORIZATION TO HONOR PRE-AUTHORIZED CHECKS
________________________________________________________________________________________

To:_____________________________________________________________________________________
                                   (Name of Bank)
________________________________________________________________________________________
  Address of Bank or Branch (Street, City, State and Zip)

  Please honor pre-authorized checks drawn on my account by Seligman Data Corp.,
  100 Park Avenue,  New York, N.Y. 10017, to the order of the Fund(s) designated
  below:
  ____________________________________   $ ___________   ||Monthly   ||Quarterly
  Fund Name
  ____________________________________   $ ___________   ||Monthly   ||Quarterly
  Fund Name
  ____________________________________   $ ___________   ||Monthly   ||Quarterly
  Fund Name
  and charge them to my regular checking account.  Your authority to do so shall
  continue  until you  receive  written  notice  from me  revoking  it.  You may
  terminate your participation in this arrangement at any time by written notice
  to me. I agree that your  rights  with  respect to each  pre-authorized  check
  shall be the same as if it were a check  drawn  and  signed  by me. I  further
  agree  that  should  any such  check be  dishonored,  with or  without  cause,
  intentionally or inadvertently, you shall be under no liability whatsoever.
___________________________________   _________________________________________________
  Checking Account Number                Name(s) of Depositor(s) -- Please Print
                                     X__________________________________________________
                                      Signature(s) of Depositor(s) -- As Carried by Bank
                                     X__________________________________________________
________________________________________________________________________________________
  Address (Street)               (City)                 (State, Zip)

________________________________________________________________________________________

  To the Bank Designated above:
  Your  depositor(s)  named in the above form has instructed us to establish the
  Invest-A-Check(R) Service for his convenience. Under the terms of the Service,
  your depositor(s) has pre-authorized checks to be drawn against his account in
  a specific amount at regular intervals to the order of the designated Fund(s).
  Checks presented to you will be magnetic-ink  coded and will otherwise conform
  to   specifications  of  the  American  Bankers   Association.   A  letter  of
  indemnification  addressed to you and signed by Seligman  Financial  Services,
  Inc.,  general  distributor of the Seligman  Mutual Funds,  appears below.  If
  there is  anything  we can do to help you in  giving  your  depositor(s)  this
  additional Service which he has requested, please let us know.
                              SELIGMAN DATA CORP.
                           INDEMNIFICATION AGREEMENT
  To the Bank designated above:
  SELIGMAN FINANCIAL SERVICES,  INC.,  distributor of the shares of the Seligman
Mutual Funds, hereby agrees:
  (1) To indemnify  and hold you  harmless  against any loss,  damage,  claim or
  suit, and any costs or expenses reasonably  incurred in connection  therewith,
  either (a) arising as a  consequence  of your actions in  connection  with the
  execution  and  issuance  of any  check  or  draft,  whether  or not  genuine,
  purporting  to be executed by Seligman  Data Corp.  and received by you in the
  regular  course of business for the purpose of payment,  or (b) resulting from
  the  dishonor  of  any  such  check  or  draft,  with  or  without  cause  and
  intentionally  or   inadvertently,   even  though  such  dishonor  results  in
  suspension or termination of the  Invest-A-Check(R)  Service pursuant to which
  such checks or drafts are drawn.  (2) To refund to you any amount  erroneously
  paid by you on any such check or draft, provided claim for any such payment is
  made within 12 months after the date of payment.
                       SELIGMAN FINANCIAL SERVICES, INC.
                                                           /S/Stephen J. Hodgdon
                                                                       President
________________________________________________________________________________
                                                                       
<PAGE>

J. CHECK REDEMPTION SERVICE (CLASS A ONLY)
                     Available to shareholders who own or purchase shares having
                     a  value  of at  least  $25,000  invested  in  any  of  the
                     following:  Seligman  High-Yield Bond Fund, Seligman Income
                     Fund,  Seligman U.S.  Government  Securities  Fund, and any
                     Seligman  Tax-Exempt  Fund, or $2,000  invested in Seligman
                     Cash Management Fund. IF YOU WISH TO USE THIS SERVICE,  YOU
                     MUST  COMPLETE  SECTION  4 AND THE  SIGNATURE  CARD  BELOW.
                     SHAREHOLDERS  ELECTING  THIS  SERVICE  ARE  SUBJECT  TO THE
                     CONDITIONS OF THE TERMS AND  CONDITIONS IN THE BACK OF EACH
                     PROSPECTUS.

     CHECK WRITING SIGNATURE CARD                        Authorized Signature(s)


  ___________________________________________   1.______________________________
   Name of Fund for Check Redemption Service

  ___________________________________________   2.______________________________
   Name of Fund for Check Redemption Service

  ___________________________________________   3.______________________________
   Name of Fund for Check Redemption Service

   __________________________________________   4.______________________________
   Account Number (If known)

   __________________________________________   5.______________________________
   Account Registration (Please Print)

   || Check here if only one signature is required on checks.
   || Check here if a combination of signatures is required and specify the number:___________________.

   ACCOUNTS  IN THE NAMES OF  CORPORATIONS,  TRUSTS,  PARTNERSHIPS,  ETC.,  MUST
   INDICATE  THE  LEGAL  TITLES  OF  ALL  AUTHORIZED  SIGNATORIES.  SHAREHOLDERS
   ELECTING THIS SERVICE ARE SUBJECT TO THE TERMS AND  CONDITIONS  LISTED IN THE
   PROSPECTUS.

<PAGE>

                                   MANAGED BY
                              [J&W SELIGMAN LOGO]
                             J. & W. SELIGMAN & CO.
                                  INCORPORATED
                        Investment Managers and Advisors
                                ESTABLISHED 1864


>    

</TABLE>
<PAGE>

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<PAGE>

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<PAGE>

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<PAGE>
                                                                                
SELIGMAN
U.S. GOVERNMENT 
SECURITIES
SERIES

- -------------------------------------------------------------------------------

100 Park Avenue
New York, New York 10017


INVESTMENT MANAGER
J. & W. Seligman & Co. Incorporated
100 Park Avenue
New York, New York 10017

GENERAL DISTRIBUTOR
Seligman Financial Services, Inc.
100 Park Avenue
New York, New York 10017


    
   
SHAREHOLDER SERVICE AGENT
Seligman Data Corp.
100 Park Avenue
New York, New York 10017
    

PORTFOLIO  SECURITIES  CUSTODIAN 
Investors Fiduciary Trust Company 
127 West 10th Street 
Kansas City, Missouri 64105 

GENERAL COUNSEL 
Sullivan & Cromwell 
125 Broad Street 
New York, New York, 10004


   
TXUSG1
    


- -------------------------------------------------------------------------------
PROSPECTUS



SELIGMAN
HIGH-YIELD BOND
SERIES





May 1, 1995




[J&W SELIGMAN LOGO]
- -------------------------------------------------------------------------------



                                      
<PAGE>


                                   
                        SELIGMAN HIGH-YIELD BOND SERIES
                                  a series of
                        Seligman High Income Fund Series
                   100 Park Avenue o New York, New York 10017
                    New York City Telephone: (212) 850-1864
       Toll-Free Telephone: (800) 221-2450--all continental United States
     For Retirement Plan Information -- Toll-Free Telephone: (800) 445-1777

   
                                                                     May 1, 1995
    

     Seligman  High Income Fund Series (the "Fund") is a  diversified,  open-end
management  investment  company that offers two  different  series each of which
seeks to earn  high  current  income by  investing  in debt  securities  but has
differing investment objectives and investment policies. Investment advisory and
management  services  are  provided  to  the  Fund  by J.  & W.  Seligman  & Co.
Incorporated  (the  "Manager");  the Fund's  distributor  is Seligman  Financial
Services, Inc., an affiliate of the Manager.

     The  investment  objective  of the  Seligman  High-Yield  Bond  Series (the
"Series") is to produce maximum current income.  The Series seeks to achieve its
objective by investing primarily in high-yielding, high risk corporate bonds and
corporate notes, which, generally, are unrated or carry ratings lower than those
assigned to investment grade bonds by Standard & Poor's  Corporation  ("S&P") or
Moody's  Investors  Service,  Inc.  ("Moody's").  An investment in the Series is
appropriate  for you only if you can bear the high risk inherent in investing in
such securities. There can, of course, be no assurance that the Series will meet
its objective.

     The Series will invest up to 100% of its  portfolio  in lower rated  bonds,
commonly  known as "junk  bonds," which are subject to a greater risk of loss of
principal  and interest  than higher rated  investment  grade bonds.  Purchasers
should  carefully  assess the risks associated with an investment in the Series.
See "Investment Objective, Policies And Risks."

   
     The Series offers two classes of shares. Class A shares are sold subject to
an initial sales load of up to 4.75% and an annual service fee currently charged
at a rate of up to .25 of 1% of the average daily net asset value of the Class A
shares. Class D shares are sold without an initial sales load but are subject to
a contingent  deferred sales load ("CDSL") of 1% imposed on certain  redemptions
within one year of purchase,  an annual  distribution fee of up to .75 of 1% and
an annual service fee of up to .25 of 1% of the average daily net asset value of
the Class D shares. See "Alternative  Distribution System." Shares of the Series
may be purchased through any authorized investment dealer.

     This Prospectus sets forth concisely the information a prospective investor
should know about the Series before  investing.  Please read it carefully before
you invest and keep it for future  reference.  Additional  information about the
Series, including a Statement of Additional Information, has been filed with the
Securities and Exchange Commission.  The Statement of Additional  Information is
available  upon request and without charge by calling or writing the Fund at the
telephone  numbers or the address set forth above.  The  Statement of Additional
Information is dated the same date as this Prospectus and is incorporated herein
by reference in its entirety. 
    

SHARES IN THE FUND ARE NOT DEPOSITS OR OBLIGATIONS OF, OR GUARANTEED OR ENDORSED
   BY, ANY BANK, AND SHARES ARE NOT FEDERALLY INSURED BY THE FEDERAL DEPOSIT
     INSURANCE CORPORATION, THE FEDERAL RESERVE BOARD OR ANY OTHER AGENCY.

  THESE SECURITIES HAVE NOT BEEN APPROVED OR DISAPPROVED BY THE SECURITIES AND
 EXCHANGE COMMISSION OR ANY STATE SECURITIES COMMISSION NOR HAS THE SECURITIES
   AND EXCHANGE COMMISSION OR ANY STATE SECURITIES COMMISSION PASSED UPON THE
       ACCURACY OR ADEQUACY OF THIS PROSPECTUS. ANY REPRESENTATION TO THE
                        CONTRARY IS A CRIMINAL OFFENSE.

                               -----------------

                               TABLE OF CONTENTS

   
                                                       Page
                                                       ----
Summary Of Series' Expenses .........................     2
Financial Highlights ................................     3
Alternative Distribution System .....................     4
Investment Objective, Policies And Risks ............     5
Management Services .................................     7
Purchase Of Shares ..................................     9
Telephone Transactions ..............................    13
Redemption Of Shares ................................    13
Administration, Shareholder Services
  And Distribution Plan..............................    16
Exchange Privilege ..................................    17
Further Information About Transactions
  In The Series......................................    18
Dividends And Distributions .........................    18
Federal Income Taxes ................................    19
Shareholder Information .............................    20
Advertising The Series' Performance .................    22
Organization And Capitalization .....................    22
    

<PAGE>


                          SUMMARY OF SERIES' EXPENSES

<TABLE>
<CAPTION>

                                                                                                CLASS A          CLASS D
                                                                                                SHARES           SHARES
                                                                                            -------------    ---------------
                                                                                            (INITIAL SALES   (DEFERRED SALES
                                                                                                 LOAD             LOAD
                                                                                             ALTERNATIVE)     ALTERNATIVE)

<S>                                                                                             <C>                <C>
SHAREHOLDER TRANSACTION EXPENSES
  Maximum Sales Load Imposed on Purchases (as a percentage of offering price) .......           4.75%              None
  Sales Load on Reinvested Dividends ................................................            None              None
  Deferred Sales Load (as a percentage of original purchase price or redemption
    proceeds, whichever is lower) ...................................................            None         1% during the
                                                                                                            first year; None
                                                                                                               thereafter
  Redemption Fee ....................................................................            None              None
  Exchange Fees .....................................................................            None              None

   
                                                                                                CLASS A          CLASS D
                                                                                                -------          -------
ANNUAL SERIES OPERATING EXPENSES  FOR 1994 (as a percentage of average net assets)
  Management Fee ....................................................................            .50%              .50%
  12b-1 Fees ........................................................................            .21%             1.00%*
  Other Expenses ....................................................................            .42%              .69%
                                                                                                -----             -----
  Total Series Operating Expenses ...................................................           1.13%             2.19%
                                                                                                =====             =====
</TABLE>
    

     The  purpose  of this table is to assist  investors  in  understanding  the
various costs and expenses which shareholders of the Series may bear directly or
indirectly.  The sales load on Class A shares is a one-time  charge  paid at the
time of purchase of shares.  Reductions  in sales loads are available in certain
circumstances.  The  contingent  deferred  sales  load on  Class D  shares  is a
one-time  charge paid only if shares are  redeemed  within one year of purchase.
For more information concerning reduction in sales loads and for a more complete
description  of the  various  costs and  expenses,  see  "Purchase  Of  Shares,"
"Redemption  Of  Shares"  and   "Management   Services"   herein.   The  Series'
Administration,  Shareholder Services and Distribution Plan to which the caption
"12b-1 Fees" relates, is discussed under  "Administration,  Shareholder Services
and Distribution Plan" herein.

<TABLE>
<CAPTION>

Example                                                                        1 YEAR      3 YEARS     5 YEARS    10 YEARS
- --------                                                                        -----      ------      -------    --------
<S>                                                                              <C>         <C>        <C>         <C>
   
You would pay the  following  expenses on a $1,000  investment,  
  assuming (1) 5%annual return and (2) redemption at the end
  of each time period..............................................Class A       $58         $82        $107        $178
                                                                   Class D       $32+        $69        $117        $252
</TABLE>
    

     THE EXAMPLE  SHOULD NOT BE  CONSIDERED A  REPRESENTATION  OF PAST OR FUTURE
EXPENSES.  ACTUAL  EXPENSES  MAY BE GREATER OR LESS THAN THOSE  SHOWN AND THE 5%
ANNUAL RETURN USED IN THIS EXAMPLE IS A HYPOTHETICAL RATE.


   
- -----------
*  Includes an annual distribution fee of .75 of 1% and an annual service fee of
   .25 of 1%.  Pursuant to the Rules of the National  Association  of Securities
   Dealers,  Inc., the aggregate  deferred  sales loads and annual  distribution
   fees on Class D shares of the Fund may not exceed 6.25% of total gross sales,
   subject to certain  exclusions.  The 6.25%  limitation is imposed on the Fund
   rather  than on a per  shareholder  basis.  Therefore,  a  long-term  Class D
   shareholder  of the  Fund  may  pay  more in  total  sales  loads  (including
   distribution   fees)  than  the   economic   equivalent   of  6.25%  of  such
   shareholder's investment in the shares.

     + Assuming  (1) 5% annual  return and (2) no  redemption  at the end of one
year, the expenses on a $1,000 investment would be $22.
    

                                       2
<PAGE>


   
                              FINANCIAL HIGHLIGHTS
     The Series' financial  highlights for the periods presented below have been
audited by Deloitte & Touche LLP, independent  auditors.  This information which
is derived from the  financial  and  accounting  records of the Series should be
read in conjunction  with the 1994 financial  statements and notes  contained in
the 1994 Annual  Report,  which may be obtained  from the Fund at the  telephone
numbers or address provided on the cover page of this Prospectus.
    
     The per share operating  performance data is designed to allow investors to
trace  the  operating  performance,  on a per  share  basis,  from  the  Series'
beginning  net asset value to its ending net asset value so that  investors  may
understand what effect the individual items have on their  investment,  assuming
it was held throughout the period.  Generally, the per share amounts are derived
by converting the actual dollar amounts  incurred for each item, as disclosed in
the financial statements, to their equivalent per share amount. The total return
based on net asset value  measures the Series'  performance  assuming  investors
purchased shares of the Series at the net asset value as of the beginning of the
period,  invested  dividends  and capital gains paid at net asset value and then
sold  their  shares  at the net  asset  value  per  share on the last day of the
period.  The total return  computations do not reflect any sales loads investors
may incur in  purchasing  or selling  shares of the  Series.  Total  returns for
periods of less than one year are not annualized.


<TABLE>
<CAPTION>


   
                                                                CLASS A                                              CLASS D
                            ---------------------------------------------------------------------------------  ------------------   
                                                     YEAR ENDED DECEMBER 31                          3/11/85*     YEAR  9/21/93**
                            ---------------------------------------------------------------------       TO       ENDED     TO       
                             1994     1993   1992    1991    1990   1989     1988    1987    1986    12/31/85  12/31/94 12/31/93
                            -------  -------------- ------- --------------  ------- ------- ------------------------------
<S>                         <C>      <C>      <C>      <C>      <C>      <C>     <C>       <C>      <C>     <C>    <C>     <C>
PER SHARE OPERATING
  PERFORMANCE:
Net asset value, beginning
  of period ..............  $ 6.94   $ 6.42   $ 5.96   $ 5.21   $ 6.40   $ 7.02  $ 7.07    $ 7.83   $ 7.59  $ 7.14 $6.94   $ 6.74
                            ------   ------   ------   ------   ------   ------  ------    ------   ------  ------ -----   ------
                           
Net investment income***       .65      .66      .69      .77      .78      .89     .82       .79      .90     .80   .57      .12
Net realized and unrealized
  investment gain (loss)      (.59)     .52      .46      .75    (1.19)    (.62)   (.05)     (.59)     .24     .45  (.59)     .20
                            ------   ------   ------   ------   ------   ------  ------    ------   ------  ------ -----   ------
Increase (decrease) from
  investment operations ..     .06     1.18     1.15     1.52     (.41)     .27     .77       .20     1.14    1.25  (.02)     .32
Dividends paid or declared    (.65)    (.66)    (.69)    (.77)    (.78)    (.89)   (.82)     (.79)    (.90)   (.80) (.57)    (.12)
Distributions from net gain
  realized ...............      --       --       --       --       --      --       --      (.15)      --      --    --       --
Return of capital ........      --       --       --       --       --       --      --      (.02)      --      --    --       --
                            ------   ------   ------   ------   ------   ------  ------    ------   ------  ------ -----   ------
Net increase (decrease) in
  net asset value ........    (.59)     .52      .46      .75    (1.19)    (.62)   (.05)     (.76)     .24     .45  (.59)     .20
                            ------   ------   ------   ------   ------   ------  ------    ------   ------  ------ -----   ------
Net asset value, end of 
period ...................  $ 6.35   $ 6.94   $ 6.42   $ 5.96   $ 5.21   $ 6.40   $ 7.02   $ 7.07   $ 7.83  $ 7.59 $ 6.35  $ 6.94
                            ======   ======   ======   ======   ======   ======   ======   ======   ======  ====== ======  ======
                        
TOTAL RETURN BASED ON NET
ASSET VALUE ..............    0.78%   19.19%   20.08%   30.70%  (7.27)%    3.84%   11.38%    3.05%   15.74%  17.83% (.30)%   4.53%  


RATIOS/SUPPLEMENTAL DATA***  

Expenses to average 
  net assets .............    1.13%    1.20%    1.21%    1.29%    1.21%    1.13%    1.14%    1.20%    1.08%   .75%+  2.19%   2.04%+ 
Net investment  income to 
  average net assets .....    9.73%    9.68%   10.82%   13.36%   13.40%   13.02%   11.41%   10.64%   11.32% 10.85%+  8.68%   7.93%+ 

Portfolio turnover .......  184.75%  193.91%  145.66%  181.08%  117.51%  135.17%   95.20%  103.01%  110.30%     -- 184.75% 193.91%++

Net assets, end of period 
  (000's  omitted) .......  $59,033  $61,333  $40,802  $32,287  $27,558  $45,511  $62,268  $66,042  $71,904 $32,630 $9,249 $2,375
    

</TABLE>

- ----------------
*  Commencement of operations.
** Commencement of offering of Class D shares.

   
***Had the Manager,  at its discretion,  not waived portions of its fees and not
   reimbursed  certain  expenses,  the net  investment  income per share for the
   Series  would have been $.78 and $.90,  respectively,  for the periods  ended
   December 31, 1985 and December 31, 1986. The annualized ratios of expenses to
   average  net  assets  for  the  Series  would  have  been  1.12%  and  1.12%,
   respectively,  for the same periods.  The annualized ratios of net investment
   income to  average  net assets  for the  Series  would  have been  10.48% and
   11.28%, respectively, for the same periods.
    

+  Annualized.
++ For the year ended December 31, 1993.




                                       3
<PAGE>

ALTERNATIVE DISTRIBUTION SYSTEM

   
     The  Series  offers  two  classes  of  shares.  Class A shares  are sold to
investors who have concluded that they would prefer to pay an initial sales load
and have the  benefit of lower  continuing  charges.  Class D shares are sold to
investors choosing to pay no initial sales load, a higher  distribution fee and,
with respect to redemptions within one year of purchase, a CDSL. The Alternative
Distribution  System allows investors to choose the method of purchasing  shares
that is most  beneficial in light of the amount of the  purchase,  the length of
time the  shares  are  expected  to be held and  other  relevant  circumstances.
Investors  should determine  whether under their particular  circumstances it is
more advantageous to incur an initial sales load and be subject to lower ongoing
charges,  as  discussed  below,  or to have the entire  initial  purchase  price
invested in the Series with the  investment  thereafter  being subject to higher
ongoing charges and, for a one-year period, a CDSL.
    

     Investors who qualify for reduced sales loads, as described under "Purchase
Of Shares" below, might choose to purchase Class A shares because Class A shares
would be  subject  to lower  ongoing  fees.  The  amount  invested  in the Fund,
however, is reduced by the initial sales load deducted at the time of purchase.

   
     Investors who do not qualify for reduced  initial sales loads but expect to
maintain their  investment  for an extended  period of time might also choose to
purchase   Class  A  shares  because  over  time  the   accumulated   continuing
distribution  fee of Class D shares may exceed the initial  sales load and lower
distribution fee of Class A shares.  This  consideration must be weighed against
the fact that the amount  invested  in the Fund will be  reduced by the  initial
sales load deducted at the time of purchase.  Furthermore, the distribution fees
will be offset to the extent  any return is  realized  on the  additional  funds
initially invested under the Class D alternative.

     Alternatively,  some  investors  might  choose  to have all of their  funds
invested  initially  in Class D shares  although  remaining  subject to a higher
continuing  distribution  fee and,  for a one-year  period,  a CDSL as described
below.  For example,  an investor  who does not qualify for reduced  sales loads
would  have to hold  Class A shares  for more  than  6.33  years for the Class D
distribution  fee to exceed the initial sales load plus the  distribution fee on
Class A shares. This example does not take into account the time value of money,
which  further  reduces the impact of the Class D shares' 1%  distribution  fee,
other  expenses  charged to each class,  fluctuations  in net asset value or the
effect of the return on the investment over this period of time.

     The two classes of shares  represent  interests  in the same  portfolio  of
investments,  have the same rights and are  generally  identical in all respects
except  that each  class  bears its  separate  distribution  and  certain  class
expenses and has  exclusive  voting rights with respect to any matter to which a
separate vote of any class is required by the Investment Company Act of 1940, as
amended (the "1940 Act"), or Massachusetts  law. The net income  attributable to
each class and dividends  payable on the shares of each class will be reduced by
the amount of distribution fee and other expenses of each class.  Class D shares
bear higher  distribution fees, which will cause the Class D shares to pay lower
dividends than the Class A shares.  The two classes also have separate  exchange
privileges.
    

     The  Trustees of the Fund  believe  that no conflict of interest  currently
exists  between  the  Class A and Class D shares of the  Series.  On an  ongoing
basis,  the Trustees,  in the exercise of their fiduciary  duties under the 1940
Act and Massachusetts law, will seek to ensure that no such conflict arises. For
this  purpose,  the Trustees  will  monitor the Series for the  existence of any
material  conflict  among the classes and will take such action as is reasonably
necessary to eliminate any such conflicts that may develop.


     DIFFERENCES BETWEEN CLASSES.  The primary  distinctions between Class A and
Class D shares are their sales load structures and ongoing expenses as set forth
below. Each class has advantages and disadvantages for different investors,  and
investors should choose the class that best suits their  circumstances and their
objectives.
                                       4
<PAGE>

                                   ANNUAL 12B-1 FEES
         INITIAL                   (AS A % OF AVERAGE
         SALES LOAD                DAILY NET ASSETS)        OTHER INFORMATION
         ----------                ---------------          ---------------
CLASS A  Maximum initial           Service fee of           Initial sales loads
         sales load of             .25%.                    waived or
         4.75% of the                                       reduced for
         public offering                                    certain
         price.                                             purchases.

CLASS D  None                      Service fee of           CDSL of 1% on
                                   .25%; Distribution       redemptions
                                   fee of .75%.             within one year
                                                            of purchase.

INVESTMENT OBJECTIVE, POLICIES AND RISKS

     The Fund is a diversified open-end management  investment company organized
under the laws of the  Commonwealth of  Massachusetts  by a Declaration of Trust
dated July 27, 1984. The Fund offers one other separate  investment  series: the
Seligman U.S.  Government  Securities  Series.  The U.S.  Government  Securities
Series' investment  objectives and policies and other important information with
respect to its operations are set forth in a separate Prospectus.

     The  objective of this Series is to produce  maximum  current  income.  The
Series  seeks to achieve its  objective  by following a policy of investing in a
diversified range of high-yield,  high-risk,  medium and lower quality corporate
bonds and notes,  commonly  referred to as "junk  bonds".  Generally,  bonds and
notes  providing  the highest  yield are unrated or carry lower  ratings (Baa or
lower by Moody's or BBB or lower by S&P) than those  assigned  by S&P or Moody's
to investment-grade bonds and notes. A description of the S&P and Moody's rating
categories  is set forth in the  Appendix to this  Prospectus.  While  providing
higher  yields,  these bonds and notes are  subject to greater  risks of loss of
principal and income than higher-rated  bonds and notes and are considered to be
predominantly  speculative with respect to the issuer's capacity to pay interest
and repay principal. They are also generally considered to be subject to greater
price volatility due to market risks than higher-rated bonds and notes.

   
     The amount of outstanding high-yield,  lower-rated corporate securities has
recently  proliferated.  Based on industry  estimates,  the market grew from $20
billion in outstanding securities to an excess of $270 billion, principally over
the past ten  years,  a period  of  national  economic  expansion.  An  economic
downturn could  adversely  impact  issuers'  abilities to pay interest and repay
principal and could result in issuers' defaulting on such payments. The value of
the Series' bonds and notes will be affected like all fixed-income securities by
market conditions relating to changes in prevailing interest rates. However, the
value of  lower-rated or unrated  corporate  bonds and notes is also affected by
investors'  perceptions.  When economic  conditions  appear to be deteriorating,
lower-rated or unrated corporate bonds and notes may decline in market value due
to investors'  heightened  concerns and perceptions over credit quality.  If the
security is downgraded,  the Series may retain the security.  The Series invests
in "zero coupon"  (interest  payments accrue until  maturity) and  "pay-in-kind"
(interest payments are made in cash or additional shares) bonds. Such securities
may be  subject  to  greater  fluctuations  in  value  as  they  tend to be more
speculative than income bearing securities. Fluctuations in the market prices of
the  securities  owned by the Series result in  corresponding  fluctuations  and
volatility  in the net asset  value of the shares of the  Series.  Additionally,
because they do not pay current income,  these  securities will detract from the
Series' objective of producing maximum current income.

     Lower-rated  and  unrated  corporate  bonds and  notes in which the  Series
invests are traded  principally by dealers in the  over-the-counter  market. The
market  for  these  securities  may be less  active  and  less  liquid  than for
higher-rated  securities.  Under  adverse  market or  economic  conditions,  the
secondary market for these bonds and notes could contract  further,  causing the
Series difficulties in valuing and selling the securities in its portfolio.
    

     The ratings of  fixed-income  securities by Moody's and S&P are a generally
accepted  barometer  of credit  risk.  They are,  however,  subject  to  certain
limitations  from an investor's  standpoint.  The rating on an issuer is heavily
weighted by past  developments and does not necessarily  reflect probable future
conditions.  There is  frequently  a lag between the time the rating is assigned
and the  time it is  updated.  In  addition  there  may be  varying  degrees  of
difference in credit risk of securities within each rating category.

                                       5
<PAGE>


     During the year ended December 31, 1994, the weighted  average  percentages
of the Series' portfolio invested in each rating category were as follows:

                                             PERCENTAGE OF
           S&P/MOODY'S RATINGS             TOTAL INVESTMENTS
           -------------------             -----------------

   
AAA/Aaa................................           --
AA/Aa..................................           --
A/A....................................           --
BBB/Baa................................           --
BB/Ba..................................          3.9%
B/B....................................         83.5%
CCC/Caa................................          7.6%
Non-rated..............................           .8%
    

     The  Manager  will  try to  minimize  the  risk  inherent  in  the  Series'
investment  objective through credit analysis,  diversification and attention to
current  developments  and trends in  interest  rates and  economic  conditions.
However,  there can be no assurance that losses will not occur and an investment
in the Series is appropriate for you only if you can bear the high risk inherent
in seeking maximum current income by investing in high-yielding  corporate bonds
and notes which are unrated or carry lower ratings than those assigned by S&P or
Moody's to investment-grade bonds.

     Except for temporary defensive  purposes,  at least 80% of the value of the
Series'  total  assets  will  be  invested  in  high-yielding,  income-producing
corporate bonds. This investment  policy is a fundamental  policy and may not be
changed  by the  Trustees  of the Fund  without  the vote of a  majority  of the
Series'  outstanding voting  securities.  The Series may invest up to 20% of the
value of its total  assets in a range of  high-yield,  medium and lower  quality
corporate notes, short-term money market instruments,  including certificates of
deposit  of banks  having  total  assets of more than $1  billion  and which are
members of the FDIC, bankers' acceptances and  interest-bearing  savings or time
deposits of such banks, commercial paper of prime quality rated A-1 or higher by
S&P or Prime-1 or higher by Moody's or, if not rated,  issued by companies which
have an  outstanding  debt  issue  rated AA or  higher by S&P or Aa or higher by
Moody's,  securities  issued guaranteed or insured by the U.S.  Government,  its
agencies and instrumentalities and other income-producing cash items. The Series
may invest  temporarily  for defensive  purposes  without limit in the foregoing
securities.

   
     The Series may invest up to 10% of its total assets in debt  securities  of
foreign issuers. Foreign investments may be affected favorably or unfavorably by
changes in currency rates and exchange  control  regulations.  There may be less
information  available  about a foreign company than about a U.S.  company,  and
foreign  companies may not be subject to reporting  standards  and  requirements
comparable to those  applicable to U.S.  companies.  Foreign debt securities and
their  markets  may not be as  liquid  as U.S.  securities  and  their  markets.
Securities  and some  foreign  companies  may involve  greater  market risk than
securities of U.S. companies, and foreign brokerage commissions and custody fees
are  generally  higher than in the United  States.  Investments  in foreign debt
securities  may also be subject to local  economic or political  risks,  such as
political  instability  of  some  foreign  governments  and the  possibility  of
nationalization of issuers.
    

     LENDING OF PORTFOLIO  SECURITIES.  The Series may lend portfolio securities
to brokers or dealers, banks or other institutional borrowers of securities. The
borrower must maintain  with the Series cash or  equivalent  collateral  such as
Treasury  Bills,  equal to at least 100% of the market  value of the  securities
loaned.  During the time portfolio securities are on loan, the borrower pays the
Series any income  accruing on the loaned  securities  and the Series may invest
the cash  collateral  and earn  additional  income or may receive an agreed upon
amount of  interest  income  from the  borrower.  The Series may lend  portfolio
securities  to the  extent  that the  Manager  deems  appropriate  in seeking to
achieve the Series' investment objective.

                                       6
<PAGE>


     REPURCHASE AGREEMENTS. The Series may enter into repurchase agreements with
commercial banks and with  broker/dealers  to invest cash for the short-term.  A
repurchase  agreement  is an agreement  under which the Series  acquires a money
market instrument, generally a U.S. Government obligation qualified for purchase
by the Series,  subject to resale at an agreed upon price and date.  Such resale
price reflects an agreed upon interest rate effective for the period of time the
instrument  is held by the Series and is unrelated  to the interest  rate on the
instrument.  Repurchase  agreements  could involve certain risks in the event of
bankruptcy  or other  default  by the  seller,  including  possible  delays  and
expenses in  liquidating  the securities  underlying  the agreement,  decline in
value of the underlying  securities and loss of interest.  Repurchase agreements
usually are for short  periods,  such as one week or less, but may be for longer
periods.  As a matter  of  fundamental  policy,  a Series  will not  enter  into
repurchase  agreements of more than one week's  duration if more than 10% of its
total assets would be invested in such  agreements  and in restricted  and other
illiquid securities.

     WHEN-ISSUED SECURITIES. The Series may purchase securities on a when-issued
basis,  in which case  delivery and payment  normally  take place within 45 days
after the date of the  commitment to purchase.  The payment  obligation  and the
interest rate that will be received on the securities are each fixed at the time
the buyer enters into the  commitment.  Although the Series will only purchase a
security on a  when-issued  basis with the  intention of actually  acquiring the
securities,  the Series may sell these securities before the purchase settlement
date if it is deemed advisable.

     Securities  held by the Series and  securities  purchased on a  when-issued
basis are subject to changes in market value based upon  investors'  perceptions
of the creditworthiness of the issuer and upon changes, real or anticipated,  in
the level of interest rates. If the Series remains  substantially fully invested
at the same time that it has purchased  securities on a when-issued  basis,  the
market value of the Series'  assets may fluctuate  more than would  otherwise be
the case.  Purchasing a security on a when-issued  basis can involve a risk that
the yields  available in the market when the delivery  takes place may be higher
than those obtained on the security so purchased.

   
     An account  for the Series  consisting  of cash or liquid  high-grade  debt
securities  equal  to  the  amount  of  the  when-issued   commitments  will  be
established  with the  Series'  Custodian,  and  marked  to market  daily,  with
additional cash or liquid high-grade debt securities added when necessary.  When
the time  comes to pay for  when-issued  securities,  the  Series  will meet its
obligations  from then  available  cash  flow,  sale of  securities  held in the
separate account,  sale of other securities or, although they would not normally
expect to do so, from the sale of the when-issued  securities  themselves (which
may have a value greater or less than the Series' payment obligations).  Sale of
securities to meet such obligations  carries with it a greater potential for the
realization of capital gain or loss.
    

     Except as noted above or in the  Statement of Additional  Information,  the
foregoing  investment  policies are not fundamental and the Trustees of the Fund
may change  such  policies  without  the vote of a majority  of the  outstanding
voting securities of the Fund or the Series. As a matter of policy, the Trustees
will not change the Series'  investment  objective of producing  maximum current
income  without  such a vote.  Under the 1940 Act, a "vote of a majority  of the
outstanding  voting  securities" of the Fund or of a particular series means the
affirmative vote of the lesser of (1) more than 50% of the outstanding shares of
the Fund or of the series or (2) 67% or more of the shares of the Fund or of the
series present at a  shareholders'  meeting if more than 50% of the  outstanding
shares of the Fund or of the series are  represented at the meeting in person or
by proxy.

MANAGEMENT SERVICES

     The Trustees  provide broad  supervision over the affairs of the Series and
the Fund as a whole. Pursuant to a Management Agreement approved by the Trustees
and the  shareholders of the Series,  the Manager manages the investments of the
Series and administers the business and other affairs of the Series. The address
of the Manager is 100 Park Avenue, New York, NY 10017.

                                       7

<PAGE>


   
     The Manager also serves as manager of sixteen  other  investment  companies
which,  together with the Fund,  comprise the "Seligman  Group." These companies
are: Seligman Capital Fund, Inc.,  Seligman Cash Management Fund, Inc., Seligman
Common Stock Fund Inc.,  Seligman  Communications  and Information  Fund,  Inc.,
Seligman  Frontier Fund, Inc.,  Seligman Growth Fund, Inc.,  Seligman  Henderson
Global Fund  Series,  Inc.,  Seligman  Income  Fund,  Inc.,  Seligman New Jersey
Tax-Exempt Fund, Inc., Seligman  Pennsylvania  Tax-Exempt Fund Series,  Seligman
Portfolios,  Inc.,  Seligman  Quality  Municipal  Fund,  Inc.,  Seligman  Select
Municipal Fund, Inc., Seligman Tax-Exempt Fund Series, Inc., Seligman Tax-Exempt
Series  Trust  and  Tri-Continental  Corporation.  The  aggregate  assets of the
Seligman  Group are  approximately  $7.3  billion.  The  Manager  also  provides
investment  management or advice to  institutional  accounts having an aggregate
value of more than $3.3 billion.
    

     Mr. William C. Morris is Chairman and President of the Manager and Chairman
of the Board and Chief Executive Officer of the Fund. Mr. Morris owns a majority
of the outstanding voting securities of the Manager.

   
     The  Manager  provides  senior   management  for  Seligman  Data  Corp.,  a
wholly-owned  subsidiary of certain investment  companies in the Seligman Group,
which  performs,  at  cost,  certain  recordkeeping  functions  for the  Series,
maintains the records of  shareholder  accounts and furnishes  dividend  paying,
redemption and related services.

     The Manager is entitled to receive a management fee,  calculated  daily and
payable monthly,  equal to .50% of the average daily net assets of the Series on
an annual basis.  The Fund pays all of its expenses  other than those assumed by
the  Manager.  The Fund's  expenses are  allocated  among the series in a manner
determined  by the  Trustees  to be fair and  equitable.  Total  expenses of the
Series' Class A and Class D shares,  respectively,  for the year ended  December
31, 1994  amounted to 1.13% and 2.19%,  respectively,  of the average  daily net
assets of each class.

     PORTFOLIO MANAGER. Mr. Daniel J. Charleston, Vice President of the Manager,
is a Vice  President  of the Fund and has been  Portfolio  Manager of the Series
since 1989.  He is also Vice  President  and  Portfolio  Manager of the Seligman
High-Yield Bond Portfolio of Seligman Portfolios, Inc.

     The Manager's discussion of the Series' performance as well as a line graph
illustrating  comparative  performance  information between the Series,  Merrill
Lynch  Master  Index and the Lipper  High-Yield  Index is included in the Fund's
1994 Annual  Report to  Shareholders.  Copies of the 1994  Annual  Report may be
obtained,  without  charge,  by  calling or  writing  the Fund at the  telephone
numbers or address listed on the front page of this Prospectus.
    

     PORTFOLIO  TRANSACTIONS.  Corporate bonds and other fixed-income securities
are generally traded on the  over-the-counter  market on a "net" basis without a
stated  commission,  through  dealers  acting for their own  account  and not as
brokers.  The Series  will  engage in  transactions  with these  dealers or deal
directly  with the  issuer.  Prices  paid to dealers  will  generally  include a
"spread,"  i.e., the difference  between the prices at which a dealer is willing
to  purchase  or to sell the  security at that time.  The  Management  Agreement
recognizes  that in the purchase and sale of portfolio  securities,  the Manager
will seek the most  favorable  price and  execution  and,  consistent  with that
policy, may give  consideration to the research,  statistical and other services
furnished by dealers to the Manager for its use in connection  with its services
to the Fund as well as to other clients.

     Consistent  with  the  rules  of the  National  Association  of  Securities
Dealers,  Inc.  ("NASD")  and  subject to seeking the most  favorable  price and
execution  available and such other policies as the Trustees may determine,  the
Manager  may  consider  sales of  shares  of the Fund and,  if  permitted  under
applicable  laws,  may consider sales of shares of the other mutual funds in the
Seligman  Group as a factor in the  selection  of  brokers or dealers to execute
portfolio transactions for the Series.

                                       8
<PAGE>


   
     PORTFOLIO  TURNOVER.  A change in securities held by the Series is known as
"portfolio  turnover"  which may  result in the  payment by the Series of dealer
spreads or underwriting  commissions and other transactions costs on the sale of
securities as well as on the  reinvestment of the proceeds in other  securities.
Although  it is the  policy of the  Series to hold  securities  for  investment,
changes  will be made from time to time when the Manager  believes  such changes
will  strengthen the Series'  portfolio.  The portfolio  turnover rate will vary
from year to year as well as within a year and is likely to exceed  100% and has
done so in prior years.
    


PURCHASE OF SHARES

     Seligman Financial  Services,  Inc. ("SFSI"),  an affiliate of the Manager,
acts as general  distributor  of the  Series'  shares.  Its  address is 100 Park
Avenue, New York, New York 10017.

     The Fund issues two classes of shares: Class A shares are sold to investors
choosing  the  initial  sales load  alternative;  and Class D shares are sold to
investors  choosing no initial sales load, a higher  distribution fee and a CDSL
on  redemptions  within  one year of  purchase.  See  "Alternative  Distribution
System" above.

     Shares of the Series may be  purchased  through any  authorized  investment
dealer.  All  orders  will be  executed  at the net asset  value per share  next
computed  after  receipt  of the  purchase  order  plus,  in the case of Class A
shares, a sales load which, except for shares purchased under one of the reduced
sales  load  plans,  will  vary  with the size of the  purchase  as shown in the
schedule under "Class A shares -- Initial Sales Load" below.

   
     THE MINIMUM  AMOUNT FOR INITIAL  INVESTMENT IN THE SERIES IS $1,000 (EXCEPT
FOR AN ACCOUNT  BEING  ESTABLISHED  PURUANT TO THE  INVEST-A-CHECK(R)  SERVICE);
SUBSEQUENT  INVESTMENTS  MUST  BE IN THE  MINIMUM  AMOUNT  OF $100  (EXCEPT  FOR
INVESTMENT OF DIVIDENDS AND CAPITAL GAIN  DISTRIBUTIONS).  THE FUND RESERVES THE
RIGHT TO RETURN INVESTMENTS WHICH DO NOT MEET THESE MINIMUMS.

     Orders received by an authorized dealer before the close of business on the
New York Stock Exchange  ("NYSE") (4:00 p.m.  Eastern time) and accepted by SFSI
before the close of business  (5:00 p.m.  Eastern  time) on the same day will be
executed at the Series' net asset value  determined  as of the close of the NYSE
on that day plus, in the case of the Class A shares,  the applicable sales load.
Orders  accepted  by dealers  after the close of the NYSE,  or  received by SFSI
after the close of business,  will be executed at the Series' net asset value as
next determined plus, in the case of Class A shares,  the applicable sales load.
The  authorized  dealer  through  which  the  shareholder  purchases  shares  is
responsible for forwarding the order to SFSI promptly.

     Payment  for  dealer  purchases  may be made by check  or by wire.  To wire
payment,  dealer  orders  must  first be placed  through  SFSI's  order desk and
assigned a purchase  confirmation  number.  Funds in payment of the purchase may
then be wired to Mellon Bank, N.A. ABA #043000261,  A/C Seligman High-Yield Bond
Series  (A or  D),  A/C#107-1011.  WIRE  TRANSFERS  MUST  INCLUDE  THE  PURCHASE
CONFIRMATION NUMBER AND CLIENT ACCOUNT REGISTRATION AND ACCOUNT NUMBER.  Persons
other than dealers who wish to wire payment should  contact  Seligman Data Corp.
for  specific  wire  instructions.  Although  the Fund  makes no charge for this
service, the transmitting bank may impose a wire service fee.

     Existing  shareholders may purchase additional shares of the Series through
any  authorized  dealer or by sending a check payable to the "Seligman  Group of
Mutual Funds" directly to P.O. BOX 3936, NEW YORK, N.Y.  10008-3936.  Checks for
investment  must be in U.S.  dollars drawn on a domestic  bank. The check should
include the  shareholder's  name,  address,  account number,  name of Series and
class of shares.  IF A SHAREHOLDER  DOES NOT INDICATE THE REQUIRED  INFORMATION,
SELIGMAN DATA CORP. WILL SEEK FURTHER  CLARIFICATION AND MAY BE FORCED TO RETURN
THE CHECK TO THE  SHAREHOLDER.  If only the class  designation  is missing,  the
investment will automatically be made in Class A shares. Orders sent directly to
Seligman  Data  Corp.  will be  executed  at the  Series  net asset  value  next
determined after the order is accepted plus, in the case of Class A shares,  the
applicable sales load.
    

                                       9

<PAGE>


   
     Seligman Data Corp. will charge a $10.00 service fee for checks returned to
it marked  "unpaid." This charge may be deducted from the account that requested
the purchase. For the protection of the Fund and its shareholders, no redemption
proceeds will be remitted to a shareholder  with respect to shares  purchased by
check (unless  certified)  until  Seligman Data Corp.  receives  notice that the
check has  cleared,  which may be up to 15 days from the credit of the shares to
the shareholder's account.

     VALUATION.  The net asset value of the Series'  shares is  determined  each
day, Monday through Friday, as of the close of trading on the NYSE (usually 4:00
p.m.  Eastern  time) on each day that the NYSE is open for  business.  Net asset
value is calculated  separately for each class.  Securities  traded on a U.S. or
foreign exchange or  over-the-counter  market are valued at the last sales price
on the  primary  exchange  or market on which they are  traded.  United  Kingdom
securities and securities for which there are no recent sales  transactions  are
valued based on quotations provided by primary market makers in such securities.
Any securities for which recent market  quotations are not readily available are
valued at fair value  determined in accordance with  procedures  approved by the
Board  of  Directors.  Short-term  holdings  maturing  in 60 days  or  less  are
generally  valued at amortized  cost if their  original  maturity was 60 days or
less.  Short-term  holdings with more than 60 days remaining to maturity will be
valued at current  market value until the 61st day prior to  maturity,  and will
then be valued on an  amortized  cost  basis  based on the value as of such date
unless the Board  determines  that  amortized cost value does not represent fair
market value.
    
       

     CLASS A  SHARES--INITIAL  SALES  LOAD.  Class A shares  are  subject  to an
initial  sales load which  varies with the size of the  purchase as shown in the
schedule below, and an annual service fee of up to .25% of the average daily net
asset value of Class A shares.  See  "Administration,  Shareholder  Services and
Distribution Plan" below.

                      CLASS A SHARES--SALES LOAD SCHEDULE
                                    SALES LOAD
                                AS A PERCENTAGE OF             REGULAR
                             -------------------------          DEALER
                                          NET AMOUNT           DISCOUNT
                             OFFERING   INVESTED (NET         AS A % OF
     AMOUNT OF PURCHASE       PRICE      ASSET VALUE)       OFFERING PRICE
     ------------------      ------------------------       --------------

    Less than  $ 50,000.....  4.75%           4.99%              4.25%
      50,000--   99,999.....  4.00            4.17               3.50
     100,000--  249,999.....  3.50            3.63               3.00
     250,000--  499,999.....  2.50            2.56               2.25
     500,000--  999,999.....  2.00            2.04               1.75
   1,000,000--3,999,999.....  1.00            1.01                .90
   4,000,000--  or more......    0               0                  0

   
  -------
 *  Dealers will receive a fee of .15% on sales of $4,000,000 or more.
    


     REDUCED SALES LOADS.  Reductions in sales loads apply to purchases of Class
A shares by a "single person," including an individual, members of a family unit
comprising husband, wife, and minor children purchasing securities for their own
account,  or a trustee  or other  fiduciary  purchasing  for a single  fiduciary
account or single trust.  Purchases  made by a trustee or other  fiduciary for a
fiduciary  account may not be aggregated  with  purchases  made on behalf of any
other fiduciary or individual account.
       

   
     O VOLUME DISCOUNTS are provided if the total amount being invested in Class
A shares  of the  Series  alone,  or in any  combination  of shares of the other
mutual  funds in the  Seligman  Group that are sold with a sales  load,  reaches
levels indicated in the above sales load schedule.

     O THE RIGHT OF ACCUMULATION  allows an investor to combine the amount being
invested in Class A shares of the mutual funds in the Seligman Group sold with a
sales load with the total net asset value of shares of those funds already owned
that  were sold  with a sales  load and the  total net asset  value of shares of
Seligman  Cash  Management  Fund that were  acquired by the investor  through an
exchange of shares of another  mutual fund in the Seligman  Group on which there
is a sales load to determine  reduced sales loads in  accordance  with the sales
load  schedule.  An  investor  or a dealer  purchasing  shares  on  behalf of an
investor  must  indicate  that the investor has  existing  accounts  when making
investments or opening new accounts.
    

                                       10
<PAGE>


   
     O LETTER OF INTENT  allows an investor  to  purchase  Class A shares of the
Series over a 13-month period at reduced sales loads,  based on the total amount
the  investor  intends to  purchase  plus the total net asset value of the other
mutual funds in the  Seligman  Group  already  owned that were sold with a sales
load and the total net asset value of shares of Seligman  Cash  Management  Fund
that were acquired  through an exchange of shares of another  mutual fund in the
Seligman  Group  on  which  there  was a sales  load.  An  investor  or a dealer
purchasing  Class A shares on  behalf  of an  investor  must  indicate  that the
investor has existing accounts when making  investments or opening new accounts.
For more  information  concerning  terms of Letters  of  Intent,  see "Terms and
Conditions" on page 25.
    

     SPECIAL PROGRAMS.  The Series may sell Class A shares at net asset value to
present and retired directors,  trustees, officers, employees (and their spouses
and minor  children)  of the  Series,  the  other  investment  companies  in the
Seligman  Group,  the Manager and other  companies  affiliated with the Manager.
Such  sales  also may be made to  employee  benefit  and  thrift  plans for such
persons and to any  investment  advisory,  custodial,  trust or other  fiduciary
account managed or advised by the Manager or any affiliate.

   
     Class A shares also may be issued  without a sales load in connection  with
the acquisition of cash and securities owned by other  investment  companies and
personal holding companies; to any registered unit investment trust which is the
issuer of periodic  payment  plan  certificates,  the net  proceeds of which are
invested in Series shares; to separate accounts established and maintained by an
insurance company which are exempt from  registration  under Section 3(c)(11) of
the 1940 Act; to registered representatives and employees (and their spouses and
minor  children)  of any  dealer  that  has a  sales  agreement  with  SFSI,  to
shareholders of mutual funds with objectives and policies  similar to the Series
who  purchase  shares  with  redemption  proceeds of such  funds;  to  financial
institution trust  departments;  to registered  investment  advisers  exercising
discretionary  investment  authority  with  respect to the  purchase  of Series'
shares;  to accounts of financial  institutions  or  broker/dealers  that charge
account  management  fees,  provided  the Manager or one of its  affiliates  has
entered into an agreement with respect to such  accounts;  pursuant to sponsored
arrangements with  organizations  which make  recommendations to or permit group
solicitations of, its employees,  members or participants in connection with the
purchase of shares of the Series;  and to "eligible  employee  benefit plans" of
employers  who have at least  2,000  U.S.  employees  to whom  such plan is made
available  and,  regardless  of  the  number  of  employees,  if  such  plan  is
established  and maintained by any dealer that has a sales  agreement with SFSI.
"Eligible employee benefit plans" means any plan or arrangement,  whether or not
tax qualified, which provides for the purchase of Series shares. Sales of shares
to such plans must be made in connection with a payroll deduction system of plan
funding or other system acceptable to Seligman Data Corp.
    

     CLASS D SHARES.  Class D shares are sold without an initial  sales load but
are  subject  to a CDSL if the shares are  redeemed  within one year,  an annual
distribution fee of up to .75 of 1% and an annual service of up to .25 of 1%, of
the  average  daily net asset  value of the Class D shares.  SFSI will make a 1%
payment to dealers in respect of purchases of Class D shares.

     A CDSL will be  imposed  on any  redemption  of Class D shares  which  were
purchased  during the preceding twelve months;  however,  no such charge will be
imposed on shares acquired  through the investment of dividends or distributions
from any Class D shares within the Seligman  Group.  The amount of any CDSL will
be paid to and retained by SFSI.

     To  minimize  the  application  of CDSL to a  redemption,  shares  acquired
pursuant to the  investment  of  dividends  and  distributions  will be redeemed

                                       11

<PAGE>

first;  followed by shares  purchased at least one year prior to the redemption.
Shares held for the longest period of time within the applicable one year period
will then be redeemed.  Additionally,  for those shares determined to be subject
to the CDSL,  the  application  of the 1% CDSL will be made to the  current  net
asset value or original purchase price, whichever is less.

     For example,  assume an investor purchased 100 shares in January at a price
of $10.00 per share.  During the first year, 5 additional  shares were  acquired
through investment of dividends and  distributions.  In January of the following
year, an  additional 50 shares are purchased at a price of $12.00 per share.  In
March of that year,  the investor  chooses to redeem  $1,500.00 from the account
which now holds 155 shares with a total value of  $1,898.75  ($12.25 per share).
The CDSL for this transaction would be calculated as follows:


Total shares to be redeemed
   (122.449 @ $12.25) as follows:             $1,500.00
                                              ---------
Dividend/Distribution shares
  (5 @ $12.25)                                  $ 61.25

   
Shares held more than 1 year
  (100 @  $12.25)                              1,225.00
Shares held less than 1 year subject to
  CDSL (17.449 @ $12.25)                         213.75
                                              ---------
    
  Gross proceeds of redemption                 1,500.00
  Less CDSL
    (17.449 shares @ $12.00 =
    $209.39 x 1% = $2.09)                         (2.09)
                                               --------
Net proceeds of redemption                    $1,497.91
                                              ========= 


     For  Federal  income tax  purposes,  the amount of the CDSL will reduce the
gain or increase the loss,  as the case may be, on the amount  recognized on the
redemption of shares.

     The CDSL will be waived or reduced in the following instances:

     (a) on redemptions  following the death or disability of a shareholder,  as
defined in section  72(m)(7) of the Internal  Revenue  Code of 1986,  as amended
(the "Code");  (b) in connection with (i)  distributions  from retirement  plans
qualified under section 401 (a) of the Code when such  redemptions are necessary
to make distributions to plan participants  (such payments include,  but are not
limited to death,  disability,  retirement,  or  separation  of  service),  (ii)
distributions  from a  custodial  account  under Code  section  403(b)(7)  or an
individual retirement account ("IRA") due to death, disability, or attainment of
age 591/2, and (iii) a tax-free return of an excess  contribution to an IRA; (c)
in whole or in part,  in  connection  with  shares  sold to current  and retired
Trustees of the Fund; (d) in whole or in part, in connection with shares sold to
any state, county, or city or any  instrumentality,  department,  authority,  or
agency thereof,  which is prohibited by applicable investment laws from paying a
sales  load or  commission  in  connection  with the  purchase  of shares of any
registered  investment  management  company;  (e) pursuant to an automatic  cash
withdrawal  service;  (f) in connection with the redemption of Class D shares of
the Series if it is combined with another mutual fund in the Seligman  Group, or
another  similar  reorganization  transaction;  and (g) in  connection  with the
Series'  right to redeem or  liquidate  an account  that  holds  below a certain
minimum number or dollar amount of shares (currently $500).

     If, with  respect to a  redemption  of any Class D shares sold by a dealer,
the CDSL is waived  because the  redemption  qualifies for a waiver as set forth
above,  the dealer shall remit to SFSI promptly upon notice,  an amount equal to
the 1 % payment or a portion of the 1% payment paid on such shares.

     SFSI may from time to time assist dealers by, among other things, providing
sales  literature  to, and holding  informational  programs  for the benefit of,
dealers'  registered  representatives.  Dealers may limit the  participation  of
registered  representatives  in such  informational  programs  by means of sales
incentive  programs  which may  require  the sale of minimum  dollar  amounts of
shares of the mutual funds in the Seligman  Mutual Funds.  SFSI may from time to
time pay a bonus or other  incentive to dealers that sell shares of the Seligman
Group.  In some  instances,  these bonuses or incentives  may be offered only to
certain  dealers which employ  registered  representatives  who have sold or may
sell a  significant  amount of shares of the Fund  and/or  certain  other  funds
managed by the Manager  during a specified  period of time.  Such bonus or other
incentive may take the form of payment for travel expenses,  including  lodging,
incurred in connection with trips taken by qualifying registered representatives
and members of their families to places within or outside the United States. The

                                       12
<PAGE>

cost to SFSI of such  promotional  activities  and payments  shall be consistent
with the rules of the National Association of Securities Dealers,  Inc., as then
in effect.

   
TELEPHONE TRANSACTIONS

     A  shareholder  whose  account has either an  individual  or joint  tenancy
registration  may elect to effect the  following  transactions  via telephone by
completing the Telephone Service Election portion of the Account  Application or
a separate  Telephone  Service  Election  Form: (i) redemption of Series shares,
(ii) exchange of Series shares for shares of another Seligman Mutual Fund, (iii)
change of a dividend and/or capital gain distribution option, and (iv) change of
address.  IRA accounts may only elect to effect exchanges or address changes. By
completing  the  appropriate  section of the  Account  Application  or  separate
Election  Form,  all Seligman  Mutual Funds with the same account  number (i.e.,
registered  in  exactly  the same  names),  including  any new fund in which the
shareholder  invests in the future,  will automatically have telephone services.
All telephone  transactions  are effected  through  Seligman Data Corp. at (800)
221-2450.

     For accounts registered as joint tenancies,  each joint tenant, by electing
telephone transaction  services,  authorizes each of the other tenants to effect
telephone transactions on his or her behalf.

     During  times of drastic  economic or market  changes,  a  shareholder  may
experience  difficulty in contacting Seligman Data Corp. to request a redemption
or exchange of Series shares.  In these  circumstances,  the shareholder  should
consider  using other  redemption or exchange  procedures.  (See  "Redemption of
Shares" below.) Use of these other redemption or exchange procedures will result
in the  redemption  request  being  processed  at a later time than if telephone
transactions had been used, and the Series' net asset value may fluctuate during
such periods.

     The Series and Seligman  Data Corp.  will employ  reasonable  procedures to
confirm that  instructions  communicated  by telephone  are genuine.  These will
include:  recording all telephone calls requesting  account activity,  requiring
that the caller provide certain requested personal and/or account information at
the time of the call for the purpose of establishing the caller's identity,  and
sending a written  confirmation of redemptions,  exchanges or address changes to
the address of record each time activity is initiated by  telephone.  As long as
the Series and Seligman Data Corp. follow instructions communicated by telephone
that  were  reasonably  believed  to be  genuine  at the time of their  receipt,
neither  they nor any of their  affiliates  will be  liable  for any loss to the
shareholder caused by an unauthorized transaction.  Shareholders are, of course,
under no obligation to apply for telephone transaction services. In any instance
where the  Series or  Seligman  Data  Corp.  is not  reasonably  satisfied  that
instructions  received by telephone are genuine, the requested  transaction will
not be executed, and neither they nor any of their affiliates will be liable for
any losses which may occur due to a delay in implementing  the  transaction.  If
the Series or  Seligman  Data Corp.  does not  follow the  procedures  described
above,  the Series or  Seligman  Data Corp.  may be liable for any losses due to
unauthorized  or fraudulent  instructions.  Telephone  services must be effected
through a  representative  of Seligman  Data Corp.,  i.e.,  requests  may not be
communicated via Seligman Data Corp.'s  automated  telephone  answering  system.
Telephone transaction services may be terminated by a shareholder at any time by
sending a written  request to  Seligman  Data Corp.  Written  acknowledgment  of
termination of telephone transaction services will be sent to the shareholder.
    


REDEMPTION OF SHARES

   
     A  shareholder  may redeem  shares held in book credit form without  charge
(except a CDSL,  if  applicable)  at any time by  SENDING A WRITTEN  REQUEST  to
Seligman Data Corp.,  100 Park Avenue,  New York, New York 10017. The redemption
request must be signed by all persons in whose name the shares are registered. A
shareholder  may redeem shares that are not in book credit form by  surrendering
certificates in proper form to the same address.  Certificates should be sent by
registered mail. Share certificates must be endorsed for transfer or accompanied
by an endorsed  stock power signed by all share owners  exactly as their name(s)
appear(s) on the account  registration.  The shareholder's letter of instruction
    

                                     13
<PAGE>

   
or endorsed stock power should specify the account number, class of shares (A or
D) and the number of shares or dollar  amount to be  redeemed.  The Fund  cannot
accept  conditional  redemption  requests.  If the  redemption  proceeds are (i)
$50,000 or more, (ii) to be paid to someone other than the shareholder of record
(regardless  of the  amount) or (iii) to be mailed to other than the  address of
record (regardless of the amount),  the signature(s) of the shareholder(s)  must
be guaranteed by an eligible financial  institution  including,  but not limited
to, the following: banks, trust companies, credit unions, securities brokers and
dealers,  savings  and loan  associations  and  participants  in the  Securities
Transfer  Association  Medallion Program (STAMP),  the Stock Exchanges Medallion
Program  (SEMP)  and the New York Stock  Exchange  Medallion  Signature  Program
(MSP).  The Fund reserves the right to reject a signature  guarantee where it is
believed  that the Fund will be placed at risk by accepting  such  guarantee.  A
signature   guarantee  is  also   necessary  in  order  to  change  the  account
registration.  Notarization  by a notary public is not an  acceptable  signature
guarantee.  ADDITIONAL DOCUMENTATION MAY ALSO BE REQUIRED BY SELIGMAN DATA CORP.
IN  THE  EVENT  OF A  REDEMPTION  BY  CORPORATIONS,  EXECUTORS,  ADMINISTRATORS,
TRUSTEES,  CUSTODIANS OR RETIREMENT PLANS. FOR FURTHER  INFORMATION WITH RESPECT
TO NECESSARY  REDEMPTION  REQUIREMENTS,  PLEASE CONTACT THE SHAREHOLDER SERVICES
DEPARTMENT OF SELIGMAN DATA CORP. FOR ASSISTANCE.
    

     In the case of Class A  shares  and in the case of Class D shares  redeemed
after one year,  a  shareholder  will receive the net asset value per share next
determined  after  receipt of the request in good  order.  If Class D shares are
redeemed within one year of purchase,  a shareholder  will receive the net asset
value per share next determined after receipt of the request in good order, less
a CDSL of 1% as described under "Purchase Of Shares--Class D Shares" above.

     A shareholder  also may "sell"  shares to the Series  through an investment
dealer and, in that way, be certain, providing the order is timely, of receiving
the net asset  value  established  at the end of the day on which the  dealer is
given the repurchase order. The Series makes no charge for this transaction, but
the dealer may charge a service fee.  "Sell" or repurchase  orders received from
an  authorized  dealer  before the close of the NYSE and  received by SFSI,  the
repurchase agent,  before the close of business on the same day will be executed
at the net asset value per share  determined as of the close of the NYSE on that
day.  Repurchase orders received from authorized  dealers after the close of the
NYSE or not received by SFSI prior to the close of business, will be executed at
the net asset value  determined  as of the close of the NYSE on the next trading
day. Shares held in a "street name" account with a broker/dealer  may be sold to
the Fund only through a broker/dealer.

   
     TELEPHONE  REDEMPTIONS.  Telephone redemptions of uncertificated shares may
be made in an  amount of up to  $50,000  per day,  per  account.  One  telephone
redemption request per day is permitted.  Telephone  redemption requests must be
received by Seligman  Data Corp.  at (800)  221-2450  between 8:30 a.m. and 4:00
p.m.  Eastern time, on any business day and will be processed as of the close of
business  on that day.  Redemption  requests by  telephone  will not be accepted
within  30 days  following  an  address  change.  Keogh  Plans,  IRAs  or  other
retirement plans are not eligible for telephone redemptions. The Series reserves
the right to suspend or terminate its telephone  redemption  service at any time
without notice.

     For more information about telephone  redemptions,  including the procedure
for electing such service and the  circumstances  under which  shareholders  may
bear the risk of loss for a fraudulent transaction, see "Telephone Transactions"
above.

     CHECK REDEMPTION SERVICE. The Check Redemption Service allows a shareholder
of Class A shares who owns or purchases  shares in the Series  worth  $25,000 or
more to request Seligman Data Corp. to provide  redemption checks to be drawn on
the shareholder's  account in amounts of $500 or more. The shareholder may elect
to use this Service on the Account  Application  or by later written  request to
Seligman Data Corp.  Shares for which  certificates have been issued will not be
available for  redemption  under this Service.  Dividends  continue to be earned
    

                                       14
<PAGE>

   
through the date  preceding  the date the check clears for payment.  Use of this
Service is subject to Mellon Bank, N.A. rules and regulations  covering checking
accounts. Separate checkbooks will be furnished for each series.
    

     There is no  charge  for use of  checks.  When  honoring  a check  that was
processed for payment, Mellon Bank, N.A. will cause the Series to redeem exactly
enough  full and  fractional  shares  from an account to cover the amount of the
check.  If shares are owned  jointly,  redemption  checks  must be signed by all
persons,  unless otherwise elected on the Account  Application,  in which case a
single signature will be acceptable.

   
     In view of daily  fluctuations in share value,  the  shareholder  should be
certain  that the  amount of shares in the  account is  sufficient  to cover the
amount of checks written. If insufficient  shares are in the account,  the check
will be returned,  marked "insufficient  funds." THE FUND WILL NOT REDEEM SHARES
IN ONE SERIES TO COVER A CHECK  WRITTEN ON ANOTHER  SERIES.  SELIGMAN DATA CORP.
WILL CHARGE A $10.00  PROCESSING  FEE FOR ANY CHECK  REDEMPTION  DRAFT  RETURNED
"UNPAID."  THIS  CHARGE  MAY BE  DEBITED  FROM THE  ACCOUNT  THE CHECK WAS DRAWN
AGAINST.
    

     Check Redemption books cannot be reordered unless the shareholder's account
has  a  value  of  $25,000  or  more  and  the  Fund  has a  certified  Taxpayer
Identification Number on file.

   
     Cancelled  checks will be returned to the shareholder  under separate cover
the month after they clear.  The Check  Redemption  Service may be terminated at
any time by the Fund or Mellon Bank, N.A. See "Terms and Conditions" on page for
further  information.The  Check Redemption Service is not available with respect
to Class D shares.

     FOR THE PROTECTION OF THE SERIES AND ITS SHAREHOLDERS,  NO PROCEEDS WILL BE
REMITTED TO A  SHAREHOLDER  WITH RESPECT TO SHARES  PURCHASED  BY CHECK  (UNLESS
CERTIFIED)  UNTIL THE  SELIGMAN  DATA CORP.  RECEIVES  NOTICE THAT THE CHECK HAS
CLEARED,  WHICH  MAY BE UP TO 15 DAYS  FROM  THE  CREDIT  OF THE  SHARES  TO THE
SHAREHOLDER'S ACCOUNT.

     GENERAL.  Whether  shares  are  redeemed  or  repurchased,  a check for the
proceeds will be sent to the address of record within seven  calendar days after
acceptance of the redemption or repurchase order and will be made payable to all
of the registered owners on the account.  The Series will not permit redemptions
of shares with respect to shares  purchased by check  (unless  certified)  until
Seligman Data Corp. receives notice that the check has cleared,  which may be up
to 15 days from the  credit  of the  shares to the  shareholder's  account.  The
proceeds  of  a  redemption  or  repurchase   may  be  more  or  less  than  the
shareholder's cost.
    

     The Fund reserves the right to redeem  shares owned by a shareholder  whose
investment in the Series has a value of less than a minimum amount  specified by
the Fund's  Trustees  which is presently  $500.  Shareholders  are sent a notice
before the redemption is processed stating that the value of their investment in
the Series is less than the  specified  minimum and that they have sixty days to
make an additional investment.

   
     REINSTATEMENT  PRIVILEGE.  If a shareholder redeems Class A shares and then
decides  not to  redeem  them,  or to shift the  investment  to one of the other
series in the Fund or one of the other mutual  funds in the  Seligman  Group the
shareholder may, within 120 calendar days of the date of redemption,  use all or
any part of the proceeds of the redemption to reinstate, free of sales load, all
or any part of the  investment in shares of the Series or in shares of any other
series of the Fund or one of the other mutual funds in the Seligman  Group. If a
shareholder redeems Class D shares and the redemption was subject to a CDSL, the
shareholder  may  reinstate  the  investment  in shares of the same class of the
Series or of any of the other  mutual  funds in the  Seligman  Group  within 120
calendar days of the date of redemption  and receive a credit for the CDSL paid.
Such investment will be reinstated at the net asset value per share  established
as of the close of the NYSE on the day the request is  received.  Seligman  Data
Corp. must be informed that the purchase is a reinstated investment.  REINSTATED
SHARES MUST BE REGISTERED EXACTLY AS THE SHARES PREVIOUSLY REDEEMED.

     Generally,  exercise  of the  Reinstatement  Privilege  does not  alter the
Federal  income  tax status of any  capital  gain  realized  on a sale of Series
    

                                       15
<PAGE>

   
shares,  but to the extent  that any shares are sold at a loss and the  proceeds
are reinvested in shares of the same Series, some or all of the loss will not be
allowed  as  a  deduction,   depending  upon  the  percentage  of  the  proceeds
reinvested.
    


ADMINISTRATION, SHAREHOLDER SERVICES AND DISTRIBUTION PLAN

     Under the Fund's Administration, Shareholder Services and Distribution Plan
(the "Plan") the Series may pay to SFSI an administration,  shareholder services
and  distribution  fee in  respect  of the  Series'  Class A and Class D shares.
Payments under the Plan may include, but are not limited to: (i) compensation to
securities  dealers  and  other  organizations  ("Service   Organizations")  for
providing distribution assistance with respect to assets invested in the Series,
(ii)  compensation  to  Service  Organizations  for  providing   administration,
accounting and other shareholder  services with respect to Series  shareholders,
and (iii) otherwise promoting the sale of shares of the Series, including paying
for the  preparation  of advertising  and sales  literature and the printing and
distribution  of such  promotional  materials and  prospectuses  to  prospective
investors and defraying  SFSI's costs incurred in connection  with its marketing
efforts  with  respect  to  shares  of the  Series.  The  Manager,  in its  sole
discretion, may also make similar payments to SFSI from its own resources, which
may include the management fee that the Manager receives from the Series.

     Under the Plan, the Series reimburses SFSI for its expenses with respect to
Class A shares at an annual  rate of up to .25% of the  average  daily net asset
value of Class A  shares.  It is  expected  that  the  proceeds  from the fee in
respect  of  Class A  shares  will  be  used  primarily  to  compensate  Service
Organizations which enter into agreements with SFSI. Such Service  Organizations
will  receive  from  SFSI a  continuing  fee of up to .25% on an  annual  basis,
payable  quarterly,   of  the  average  daily  net  assets  of  Class  A  shares
attributable  to the  particular  Service  Organization  for providing  personal
service and/or the  maintenance of  shareholder  Accounts.  The fee payable from
time to time is, within such limit, determined by the Trustees of the Fund.

     The Plan, as it relates to Class A shares,  was approved by the Trustees on
October 9, 1984 and was approved by the  shareholders of the Series on April 10,
1986. The Plan is reviewed by the Trustees  annually.  The total amount paid for
the year  ended  December  31,  1994 in respect  of the  Series'  Class A shares
pursuant to the Plan was equal to .21% of the Class A shares'  average daily net
assets.

     Under the Plan, the Fund  reimburses  SFSI for its expenses with respect to
Class D shares  at an  annual  rate of up to 1% of the  average  daily net asset
value of the Class D shares. Proceeds from the Class D distribution fee are used
primarily to compensate Service  Organizations for  administration,  shareholder
services and distribution  assistance  (including a continuing fee of up to .25%
on an  annual  basis of the  average  daily  net  asset  value of Class D shares
attributable to particular Service  Organizations for providing personal service
and/or the  maintenance of  shareholder  accounts) and will initially be used by
SFSI to defray the expense of the 1% payment made by it to Service Organizations
at the time of the sale of Class D shares.  The amounts  expended by SFSI in any
one year upon the  initial  purchase  of Class D shares may  exceed the  amounts
received  by  it  from  Plan  payments  retained.  Expenses  of  administration,
shareholder  services and  distribution  of Class D shares in one fiscal year of
the Series may be paid from  Class D Plan fees  received  from the Series in any
other fiscal year.

   
     The Plan,  as it relates to Class D shares,  was amended by the Trustees of
the Fund on July 15, 1993.  The Plan is reviewed by the Trustees  annually.  The
total amount paid for the year ended  December  31, 1994 by the Series'  Class D
shares  pursuant to the Plan was 1% per annum of the average daily net assets of
Class D shares.

     Seligman Services,  Inc. ("SSI"), an affiliate of the Manager, is a limited
purpose  broker/dealer.  SSI  shall  act as  broker/dealer  of  record  for most
shareholder  accounts  that do not have a  designated  broker/dealer  of  record
including all such shareholder accounts established after April 1, 1995 and will
receive  compensation for providing personal service and account  maintenance to
its accounts of record.
    

                                       16
<PAGE>


EXCHANGE PRIVILEGE

   
     A  shareholder  of the Series may,  without  charge,  exchange at net asset
value any or all of an investment in the Series for shares of another  series of
the Fund or for shares of any of the other mutual  funds in the Seligman  Group.
Exchanges may be made by mail, or by telephone if telephone services are elected
by the shareholder.

     Class A and Class D shares  may be  exchanged  only for Class A and Class D
shares,  respectively,  of another  series of the Fund or another mutual fund in
the Seligman Group on the basis of relative net asset value.

     If Class D shares  that are  subject  to a CDSL are  exchanged  for Class D
shares of  another  fund,  for  purposes  of  assessing  the CDSL  payable  upon
disposition of the exchanged Class D shares the one year holding period shall be
reduced by the holding  period of the  original  Class D shares.  Aside from the
Series  described in this  Prospectus,  the mutual  funds in the Seligman  Group
available under the Exchange Privilege are:

     O SELIGMAN  CAPITAL  FUND,  INC:  seeks  aggressive  capital  appreciation.
Current income is not an objective.
    

     O SELIGMAN CASH MANAGEMENT  FUND, INC: invests in high quality money market
instruments. Shares are sold at net asset value.

     O SELIGMAN  COMMON STOCK FUND,  INC:  seeks  favorable  current  income and
long-term  growth of both income and capital value without  exposing  capital to
undue risk.

   
     O SELIGMAN  COMMUNICATIONS  AND INFORMATION FUND, INC: invests in shares of
companies in the  communications,  information and related industries to produce
capital  gain.  Income  is not an  objective.  The Fund will be  closing  to new
investors on June 30, 1995.
    

     O SELIGMAN  FRONTIER  FUND,  INC: seeks to produce growth in capital value.
Income may be considered  but will only be  incidental to the fund's  investment
objective.

     O SELIGMAN GROWTH FUND, INC: seeks longer-term  growth in capital value and
an increase in future income.

   
     O SELIGMAN  HENDERSON  GLOBAL FUND  SERIES,  INC:  consists of the Seligman
Henderson  International  Fund, the Seligman  Henderson Global Smaller Companies
Fund and Seligman Henderson Global Technology Fund, which seek long-term capital
appreciation  primarily  through  investing  either  in  companies  globally  or
internationally.
    

     O SELIGMAN HIGH INCOME FUND SERIES:  seeks high current income by investing
in debt securities. In addition to the High-Yield Bond Series, the Fund consists
of the U.S. Government Securities Series.

     O SELIGMAN  INCOME FUND, INC: seeks high current income and the possibility
of improvement of future income and capital value.

     O SELIGMAN NEW JERSEY TAX-EXEMPT FUND, INC: invests in investment-grade New
Jersey tax-exempt securities.

     O SELIGMAN PENNSYLVANIA TAX-EXEMPT FUND SERIES: invests in investment-grade
Pennsylvania tax-exempt securities.

     O SELIGMAN  TAX-EXEMPT FUND SERIES,  INC:  consists of several State Series
and a National Series.  The National  Tax-Exempt Series seeks to provide maximum
income exempt from Federal income taxes;  individual state series,  each seeking
to maximize  income exempt from Federal  income taxes and from  personal  income
taxes in  designated  states are available  for  Colorado,  Georgia,  Louisiana,
Maryland,  Massachusetts,  Michigan, Minnesota, Missouri, New York, Ohio, Oregon
and South Carolina.
       

     O  SELIGMAN  TAX-EXEMPT  SERIES  TRUST:  includes a  California  Tax-Exempt
High-Yield Series, a California  Tax-Exempt Quality Series, a Florida Tax-Exempt
Series  and a North  Carolina  Tax-Exempt  Series,  each  of  which  invests  in
tax-exempt securities of its designated state.

   
     All permitted  exchanges will be based on the then current net asset values
of the  respective  funds.  Telephone  requests for  exchanges  must be received
between 8:30 a.m. and 4:00 p.m.  Eastern  time, on any business day, by Seligman
Data Corp. at (800) 221-2450,  and will be processed as of the close of business
    

                                       17
<PAGE>

   
on that day. The  registration of an account into which an exchange is made must
be identical to the registration of the account from which shares are exchanged.
When  establishing  a new  account by an exchange  of shares,  the shares  being
exchanged must have a value of at least the minimum initial investment  required
by the  mutual  fund into  which  the  exchange  is being  made.  The  method of
receiving distributions, unless otherwise indicated, will be carried over to the
new Fund account. Account services, such as Invest-A-Check(R)  Service, Directed
Dividends,  Automatic Cash Withdrawal  Service and Check Writing  Privilege will
not be carried over to the new Fund Account  unless  specifically  requested and
permitted by the new Fund.  Exchange  orders may be placed to effect an exchange
of a specific number of shares, an exchange of shares equal to a specific dollar
amount or an exchange of all shares  held.  Shares for which  certificates  have
been issued may not be exchanged via  telephone  and may be exchanged  only upon
receipt of a written exchange request  together with  certificates  representing
shares to be exchanged in form for transfer.

     Telephone  exchanges are only available to shareholders  whose accounts are
registered individually,  as joint tenancies or IRAs. The Exchange Privilege via
mail is  generally  applicable  to  investments  in an IRA and other  retirement
plans,  although  some  restrictions  may apply,  and may be applicable to other
mutual  funds in the Seligman  Group that may be  organized  in the future.  The
terms of the Exchange  Privilege  described  herein may be modified at any time;
and not all of the mutual funds in the Seligman Group are available to residents
of all states.  Before making any  exchange,  a  shareholder  should  contact an
authorized  investment  dealer or Seligman Data Corp. to obtain  prospectuses of
any of the mutual funds in the Seligman Group.
    

     A broker/dealer  of record will be able to effect  exchanges on behalf of a
shareholder  only if the  broker/dealer  has entered  into a Telephone  Exchange
Agreement with SFSI wherein the  broker/dealer  must agree to indemnify SFSI and
the mutual funds in the Seligman Group from any loss or liability  incurred as a
result of the acceptance of telephone exchange orders.

   
     Written  confirmation of all exchanges will be forwarded to the shareholder
to whom the exchanged shares are registered and a duplicate confirmation will be
sent to the dealer of record  listed on the account.  SFSI reserves the right to
reject a telephone exchange request. The Series reserves the right to reject any
telephone requests for transactions with a share value exceeding  $250,000.  Any
rejected  telephone  exchange  order  who may be  processed  by  mail.  For more
information about telephone exchanges, including the procedure for electing such
service and the circumstances under which shareholders may bear the risk of loss
for a fraudulent transaction, see "Telephone Transactions"

     Exchanges  of shares are sales and may result in a gain or loss for Federal
income tax purposes.


FURTHER INFORMATION ABOUT TRANSACTIONS IN THE SERIES

     Because excessive trading (including  short-term,  "market timing" trading)
can hurt the Series'  performance,  the Series may refuse any  exchange (1) from
any  shareholder  account  from  which  there  have  been two  exchanges  in the
preceding three month period,  or (2) where the exchanged  shares equal in value
the lesser of  $1,000,000  or 1% of the Series' net assets.  The Series may also
refuse  any  exchange  or  purchase  order from any  shareholder  account if the
shareholder or the  shareholder's  broker/dealer  has been advised that previous
patterns  of  purchases  and  redemptions  or  exchanges  have  been  considered
excessive.  Accounts under common ownership or control, including those with the
same  taxpayer  ID number  and those  administered  so as to redeem or  purchase
shares based upon certain  predetermined  market indicators,  will be considered
one account for this  purpose.  Additionally,  the Series  reserves the right to
refuse any order for the purchase of shares.
    


DIVIDENDS AND DISTRIBUTIONS

     The Series' net investment income is distributed to shareholders monthly in
the form of  additional  shares,  unless you elect  otherwise.  Payments vary in
amount  depending on income  received from the Series'  investments and costs of

                                       18
<PAGE>

operations.  Shares  begin  earning  dividends  on the day on which  the  Series
receives  payment.  Shares continue to earn dividends through the date preceding
the date they are redeemed.

   
     The Series  distributes  substantially all of any taxable net long-term and
short-term gain realized on investments,  to shareholders at least annually.  In
determining  amounts  of  capital  gains to be  distributed,  any  capital  loss
carryforwards from prior years will offset capital gains. For Federal income tax
purposes,  the Series had a capital loss carryforward as of December 31, 1994 of
approximately  $13,350,300  of which  $3,855,771  expires  in  1997,  $7,286,151
expires in 1998 and $2,208,378 expires in 2002. Accordingly,  the Series may not
distribute  capital gains  (short-term or long-term) to  shareholders  until net
gains have been realized in excess of the carryforward.

     Shareholders   may  elect:   (1)  to  receive  both   dividends   and  gain
distributions in shares; (2) to receive dividends in cash and gain distributions
in shares;  (3) to receive both dividends and gain distributions in cash. In the
case of  prototype  retirement  plans,  dividends  and  gain  distributions  are
reinvested in additional shares.  Unless another election is made, dividends and
capital  gain  distributions  will  be  credited  to  shareholder   accounts  in
additional  shares.  Shares acquired through a dividend or gain distribution and
credited to a shareholder's  account are not subject to an initial sales load or
a CDSL.  Dividends and gain distributions paid in shares are invested at the net
asset value on the payable date. Shareholders may elect to change their dividend
and gain  distribution  options by writing  Seligman  Data Corp.  at the address
listed below.  If the shareholder has elected  telephone  services,  changes may
also be  telephoned  to  Seligman  Data Corp.  between  8:00 a.m.  and 5:30 p.m.
Eastern time, by either the  shareholder or the  broker/dealer  of record on the
account.  For  information  about electing  telephone  services,  see "Telephone
Transactions."  These elections must be received by Seligman Data Corp. at least
five  days  prior  to the  payable  date;  otherwise  payment  will  be  made in
accordance with the current option on the shareholder's account.
    

      The per share dividends from net investment  income on Class D shares will
be lower  than the per  share  dividends  on Class A shares  as a result  of the
higher  distribution  fee applicable  with respect to Class D shares.  Per share
dividends  of the two  classes may also  differ as a result of  differing  class
expenses.  Distributions  of net capital gains, if any, will be paid in the same
amount for Class A and Class D shares. See "Purchase Of Shares --Valuation."

   
     Shareholders  exchanging  shares of a mutual  fund for  shares  of  another
series of the Fund or of another mutual fund in the Seligman Group will continue
to  receive  dividends  and  gains  as  elected  prior to such  exchange  unless
otherwise  specified.  In the event that a shareholder  redeems all shares in an
account between the record date and the payable date, the value of any dividends
or gain  distributions  declared will be paid in cash regardless of the existing
election.
    


FEDERAL INCOME TAXES

   
     The Series intends to continue to qualify as a regulated investment company
under the Internal Revenue Code of 1986, as amended. For each year so qualified,
the Series  will not be subject to Federal  income  taxes on its net  investment
income and capital  gains,  if any,  realized  during any taxable  year which it
distributes  to its  shareholders,  provided  that  at  least  90%  of  its  net
investment   income  and  net  short-term   capital  gains  are  distributed  to
shareholders each year.
    

     Dividends from net investment income and distributions  from net short-term
capital  gains are  taxable  as  ordinary  income to the  shareholders,  whether
received in cash or reinvested in additional  shares,  and are,  generally,  not
eligible for the dividends received deduction for corporations.

   
     Distributions  of net  capital  gain,  i.e.,  the  excess of net  long-term
capital gains over any net short-term  losses,  are taxable as long-term capital
gain, whether received in cash or invested in additional  shares,  regardless of
how long shares have been held by the shareholders;  such  distributions are not
eligible for the dividends received deduction allowed to corporate shareholders.
    

                                       19
<PAGE>

   
As noted above, the Series must exhaust its capital loss carryforward  before it
may make capital gain distributions to shareholders.

     Any gain or loss realized upon a sale or redemption of shares in the Series
by a shareholder  who is not a dealer in securities will generally be treated as
a long-term  capital gain or loss if the shares have been held for more than one
year and otherwise as a short-term capital gain or loss.  However,  if shares on
which a long-term  capital gain  distribution has been received are subsequently
sold or redeemed and such shares have been held for six months or less, any loss
realized will be treated as long-term capital loss to the extent that it offsets
the long-term capital gain distribution. In addition, no loss will be allowed on
the sale or other  disposition  of  shares  of the  Series  if,  within a period
beginning 30 days before the date of such sale or disposition and ending 30 days
after such date,  the holder  acquires (such as through  dividend  reinvestment)
securities that are substantially identical to the shares of the Series.
    

     In  determining  gain or loss on  shares  of the  Series  that  are sold or
exchanged within 90 days after acquisition,  a shareholder generally will not be
permitted to include in the tax basis attributable to such shares the sales load
incurred in acquiring such shares to the extent of any  subsequent  reduction in
the sales load by reason of the Exchange or Reinstatement  Privilege  offered by
the Series.  Any sales load not taken into account in determining  the tax basis
of shares sold or exchanged  within 90 days after  acquisition  will be added to
the  shareholder's  tax basis in the shares acquired pursuant to the Exchange or
Reinstatement Privilege.

   
     The Series will  generally  be subject to an excise tax of 4% on the amount
of any income or capital gains,  above certain permitted levels,  distributed to
shareholders  on a basis  such  that  such  income  or gain  is not  taxable  to
shareholders in the calendar year in which it was earned. Furthermore, dividends
declared in October, November or December payable to shareholders of record on a
specified date in such a month and paid in the following January will be treated
as having been paid by the Series and received by each  shareholder in December.
Under this rule,  therefore,  shareholders may be taxed in one year on dividends
or distributions actually received in January of the following year.
    

     Shareholders are urged to consult their tax advisers  concerning the effect
of Federal income taxes in their individual circumstances.

   
     UNLESS A SHAREHOLDER  INCLUDES A CERTIFIED TAXPAYER  IDENTIFICATION  NUMBER
(SOCIAL  SECURITY  NUMBER  FOR  INDIVIDUALS)  ON  THE  ACCOUNT  APPLICATION  AND
CERTIFIES THAT THE SHAREHOLDER IS NOT SUBJECT TO BACKUP WITHHOLDING, THE FUND IS
REQUIRED TO WITHHOLD AND REMIT TO THE U.S.  TREASURY A PORTION OF  DISTRIBUTIONS
AND OTHER REPORTABLE PAYMENTS TO THE SHAREHOLDER. THE RATE OF BACKUP WITHHOLDING
IS 31%. SHAREHOLDERS SHOULD BE AWARE THAT, UNDER REGULATIONS  PROMULGATED BY THE
INTERNAL  REVENUE  SERVICE,  THE FUND MAY BE FINED $50 ANNUALLY FOR EACH ACCOUNT
FOR WHICH A CERTIFIED  TAXPAYER  IDENTIFICATION  NUMBER IS NOT PROVIDED.  IN THE
EVENT THAT SUCH A FEE IS IMPOSED, THE FUND MAY CHARGE A SERVICE FEE OF UP TO $50
THAT MAY BE  DEBITED  FROM THE  SHAREHOLDER'S  ACCOUNT  AND OFFSET  AGAINST  ANY
UNDISTRIBUTED  DIVIDENDS AND CAPITAL GAIN DISTRIBUTIONS.  THE FUND ALSO RESERVES
THE  RIGHT TO CLOSE  ANY  ACCOUNT  WHICH  DOES  NOT  HAVE A  CERTIFIED  TAXPAYER
IDENTIFICATION NUMBER.
    


SHAREHOLDER INFORMATION

   
     Shareholders  will be sent  reports  semi-annually  regarding  the  Series.
General  information about the Series, may be requested by writing the Corporate
Communications/Investor   Relations   Department,   J.  &  W.   Seligman  &  Co.
Incorporated,  100 Park Avenue,  New York, New York 10017 or by telephoning  the
Corporate  Communications/Investor  Relations  Department  toll-free  by dialing
(800)  221-7844 from all  continental  United  States,  except New York or (212)
850-1864 in New York State and the Greater New York City area. Information about
shareholder accounts may be requested by writing Shareholder Services,  Seligman
Data  Corp.  at the same  address or by  toll-free  telephone  by dialing  (800)
221-2450  from  all  continental  United  States.  Seligman  Data  Corp.  may be
telephoned  Monday through Friday (except  holidays),  between the hours of 8:30
    

                                       20
<PAGE>

   
a.m.  and 5:30  p.m.  Eastern  time,  and  calls  will be  answered  by  service
representatives.

     24 HOUR  TELEPHONE  ACCESS IS  AVAILABLE  BY DIALING 1 (800)  622-4597 ON A
TOUCHTONE PHONE, WHICH PROVIDES INSTANT ACCESS TO PRICE, YIELD, ACCOUNT BALANCE,
MOST RECENT TRANSACTION AND OTHER INFORMATION.  IN ADDITION, ACCOUNT STATEMENTS,
FORM  1099-DIVS AND  CHECKBOOKS  MAY BE ORDERED.  TO INSURE  PROMPT  DELIVERY OF
DISTRIBUTION  CHECKS,  ACCOUNT STATEMENTS AND OTHER  INFORMATION,  SELIGMAN DATA
CORP. SHOULD BE NOTIFIED  IMMEDIATELY IN WRITING OF ANY ADDRESS CHANGE.  ADDRESS
CHANGES MAY BE TELEPHONED TO SELIGMAN DATA CORP. IF THE  SHAREHOLDER HAS ELECTED
TELEPHONE  SERVICES.   FOR  MORE  INFORMATION  ABOUT  TELEVISION  SERVICES,  SEE
"TELEPHONE TRANSACTIONS" ABOVE.
    

     Account   Services.   Shareholders  are  sent   confirmation  of  financial
transactions in your Account.

   
     Other investor services are available. These include:

     INVEST-A-CHECK(R)  SERVICE enables a shareholder to authorize  checks to be
drawn on a regular  checking  account  at  regular  monthly  intervals  in fixed
amounts of $100 or more, or regular quarterly intervals in fixed amounts of $250
or more, to purchase Class A shares. (See "Terms and Conditions" on page 25.)

     AUTOMATIC DOLLAR-COST-AVERAGING SERVICE permits a shareholder to exchange a
specified amount, at regular monthly intervals in fixed amounts of $100 or more,
or regular  quarterly  intervals in fixed amounts of $250 or more,  from Class A
shares of the Series into Class A shares of any other  Seligman  Mutual  Fund(s)
registered in the same name. The  shareholder's  account must have a value of at
least $5,000 at the  initiation  of the service.  Exchanges  will be made at the
public offering price.
    

     DIVIDENDS FROM OTHER  INVESTMENTS  permits a shareholder to order dividends
payable on shares of other  companies to be paid to and  invested in  additional
shares of the Series.  (Dividend checks must meet or exceed the required minimum
purchase amount and include the shareholder's name, the name of the Fund and the
class of shares in which the investment is to be made and the shareholder's Fund
account number.)

   
     AUTOMATIC CD TRANSFER  SERVICE  permits a shareholder to instruct a bank to
invest the proceeds of a maturing bank  certificate  of deposit ("CD") in shares
of any  designated  Seligman  Mutual  Fund.  Shareholders  who  wish to use this
service should  contact  Seligman Data Corp. or a broker to obtain the necessary
documentation.  Banks may  charge a  penalty  on CD  assets  withdrawn  prior to
maturity.
Accordingly,  it will not  normally be  advisable  to  liquidate a CD before its
maturity.

     PAYMENTS  AT REGULAR  INTERVALS  can be made to a  shareholder  who owns or
purchases  Class A shares worth  $5,000 or more held as book  credits  under the
Automatic Cash  Withdrawal  Service.  Holders of Class D shares may elect to use
this  service  with respect to shares that have been held for at least one year.
(See "Terms and Conditions" on page 25.)

     DIRECTED  DIVIDENDS allows a shareholder to pay dividends to another person
or to direct  the  payment  of such  dividends  to  another  mutual  fund in the
Seligman Group for purchase at net asset value. Dividends on Class A and Class D
shares may only be directed  to shares of the same class of another  mutual fund
in the Seligman Group.
    

     OVERNIGHT  DELIVERY  to service  shareholder  requests is  available  for a
$15.00 fee which may be debited from a shareholder's account, if requested.

   
     COPIES  OF  ACCOUNT  STATEMENTS  will be sent to each  shareholder  free of
charge for the  current  year and most  recent  prior  year.  Copies of year-end
statements  for prior years back to 1985 are  available  for a fee of $10.00 per
year, per account, with a maximum charge of $150 per account. Statement requests
should be forwarded, along with a check to Seligman Data Corp.
    

     TAX-DEFERRED  RETIREMENT  PLANS.  Shares of the Series may be purchased for
all types of tax-deferred  retirement  plans.  SFSI makes available plans,  plan
forms and custody agreements for:

     --Individual Retirement Accounts (IRAs);

     --Simplified Employee Pension Plans (SEPs);

     --Section 401 (k) Plans for corporations and their employees;

                                       21
<PAGE>


     --Section  403(b)(7)  Plans for  employees  of public  school  systems  and
certain  non-profit   organizations  who  wish  to  make  deferred  compensation
arrangements; and

     --Pension  and  Profit  Plans for sole  proprietorships,  partnerships  and
corporations.

     These  types of plans may be  established  only upon  receipt  of a written
application form.

   
     For more information,  write Retirement Plan Services, Seligman Data Corp.,
100 Park  Avenue,  New York,  New York 10017.  You may  telephone  toll-free  by
dialing  (800)  445-1777 from all  continental  United States or you may receive
information through an authorized dealer.
    


ADVERTISING THE SERIES' PERFORMANCE

   
     From time to time the Series  advertises  its "yield,"  "total  return" and
"average annual total return", each of which are calculated separately for Class
A and Class D shares. THESE FIGURES ARE BASED ON HISTORICAL EARNINGS AND ARE NOT
INTENDED TO INDICATE  FUTURE  PERFORMANCE.  The "yield" of a class of the Series
refers to the  income  generated  by an  investment  in that class over a 30-day
period.  This  income  is then  "annualized."  That is,  the  amount  of  income
generated by the investment during that 30-day period is assumed to be generated
each  30-day  period  for twelve  periods  and is shown as a  percentage  of the
investment. The income earned on the investment is also assumed to be reinvested
at the  end of the  sixth  30-day  period.  The  "total  return"  shows  what an
investment in shares of a class of the Series would have earned over a specified
period of time (for example,  one, five and ten year periods or since inception)
assuming the payment of the maximum sales load, if any, when the  investment was
first  made  and  that  all  distributions  and  dividends  by that  class  were
reinvested  on the  reinvestment  dates during the period.  The "average  annual
total return" is the annual rate required for the initial payment to grow to the
amount which would be received at the end of the specified period (one, five and
ten year periods or since inception);  i.e., the average annual compound rate of
return.  Total  return and average  annual  total  return may also be  presented
without the effect of the initial sales load or CDSL, as applicable.
    

     From time to time,  reference  may be made in  advertising  or  promotional
material to performance information, including mutual fund rankings, prepared by
Lipper Analytical Service,  Inc.  ("Lipper"),  an independent  reporting service
which monitors the  performance of mutual funds. In calculating the total return
of a Series' Class A and Class D shares,  the Lipper analysis assumes investment
of all  dividends  and  distributions  paid  but  does  not  take  into  account
applicable sales loads. The Series may also refer in  advertisements or in other
promotional  material  to  articles,  comments,  listings  and  columns  in  the
financial  press  pertaining  to  the  Series'  performance.  Examples  of  such
financial  and  other  press  publications  include  BARRON'S,   BUSINESS  WEEK,
CDA/WEISENBERGER  MUTUAL FUNDS  INVESTMENT  REPORT,  CHRISTIAN  SCIENCE MONITOR,
FINANCIAL  PLANNING,   FINANCIAL  TIMES,   FINANCIAL  WORLD,  FORBES,   FORTUNE,
INDIVIDUAL INVESTOR,  INVESTMENT ADVISOR, INVESTORS BUSINESS DAILY, KIPLINGER'S,
LOS ANGELES TIMES, MONEY MAGAZINE,  MORNINGSTAR, INC., PENSIONS AND INVESTMENTS,
SMART MONEY, THE NEW YORK TIMES, USA TODAY, U.S. NEWS AND WORLD REPORT, THE WALL
STREET JOURNAL, WASHINGTON POST, WORTH MAGAZINE and YOUR MONEY.


ORGANIZATION AND CAPITALIZATION

     The Fund is a diversified, open-end management investment company organized
under the laws of the  Commonwealth of  Massachusetts  by a Declaration of Trust
dated July 27, 1984.  The  Declaration of Trust permits the Trustees to issue an
unlimited number of full and fractional shares of beneficial interest, $.001 par
value, in separate series. The Trustees also have the power to create additional
series of shares.

     At  present,  shares  of  beneficial  interest  of  two  series  have  been
authorized,  which  shares of  beneficial  interest  constitute  interest in the
Series and Seligman  U.S.  Government  Securities  Series.  Shares of beneficial
interest  of the Series  and  Seligman  U.S.  Government  Securities  Series are
divided into two classes.  Each share of beneficial  interest of the Series' and
Seligman U.S.  Government  Securities Series' Class A and Class D is equal as to
earnings,  assets and voting  privileges,  except  that each class bears its own
separate  distribution and certain other class expenses and has exclusive voting

                                       22
<PAGE>

rights  with  respect  to any  matter to which a  separate  vote of any class is
required by the 1940 Act or  Massachusetts  law.  The Fund has received an order
from the Securities and Exchange Commission  permitting the issuance and sale of
multiple classes of beneficial  interest.  In accordance with the Declaration of
Trust,  the Trustees may authorize the creation of additional  classes of shares
of beneficial  interest with such  characteristics as are permitted by the order
received from the Securities and Exchange Commission. The 1940 Act requires that
where more than one class  exists,  each class must be preferred  over all other
classes  in respect  of assets  specifically  allocated  to such  class.  Shares
entitle their holders to one vote per share.  Shares have  noncumulative  voting
rights, do not have preemptive or subscription  rights and are transferable.  It
is the intention of the Trust not to hold Annual Meetings of  Shareholders.  The
Trustees may call Special  Meetings of  Shareholders  for action by  shareholder
vote as may be required by the 1940 Act or Declaration of Trust. Pursuant to the
1940 Act,  shareholders have to approve the adoption of any management contract,
distribution   plan  and  any  changes  in  fundamental   investment   policies.
Shareholders  also  have the  right to call a meeting  of  shareholders  for the
purpose of voting on the removal of one or more  Trustees.  Such  removal can be
effected upon the action of two-thirds of the outstanding shares of the Fund.

                                       23
<PAGE>


                                    APPENDIX

Moody's Investors Service
Bonds and Notes

BAA:  Bonds  and  notes  which are  rated  Baa are  considered  as medium  grade
obligations,  i.e.,  they are  neither  highly  protected  nor  poorly  secured.
Interest  payments and principal  security  appear  adequate for the present but
certain  protective  elements  may  be  lacking  or  may  be  characteristically
unreliable over any great length of time.  Such bonds or notes lack  outstanding
investment  characteristics and in fact may have speculative  characteristics as
well.

BA: Bonds and notes which are rated Ba are judged to have speculative  elements;
their future  cannot be  considered  as  well-assured.  Often the  protection of
interest and  principal  payments may be very  moderate,  and therefore not well
safeguarded  during  other good and bad times over the  future.  Uncertainty  of
position characterizes bonds and notes in this class.

B:  Bonds  and  notes  which are rated B  generally  lack  characteristics  of a
desirable  investment.  Assurance  of  interest  and  principal  payments  or of
maintenance  of other terms of the contract  over any long period of time may be
small.

CAA: Bonds and notes which are rated Caa are of poor  standing.  Such issues may
be in  default  or there may be  present  elements  of danger  with  respect  to
principal or interest.

CA:  Bonds  and  notes  which  are  rated Ca  represent  obligations  which  are
speculative  in high  degree.  Such  issues  are often in  default or have other
marked shortcomings.

C:  Bonds and notes  which are rated C are the  lowest  rated  class of bonds or
notes, and issues so rated can be regarded as having extremely poor prospects of
ever attaining any real investment standing.

Standard & Poor's Corporation
Bonds

BBB: Bonds rated BBB are regarded as having a satisfactory  degree of safety and
capacity  to pay  principal  and  interest  and repay  principal.  Whereas  they
normally exhibit adequate protection parameters,  adverse economic conditions or
changing  circumstances  are more  likely to lead to a weakened  capacity to pay
interest and repay principal for bonds in this category than for bonds in higher
rated categories.

BB, B, CCC,  CC:  Bonds  rated BB, B, CCC and CC are  regarded  on  balance,  as
predominantly  speculative  with  respect to capacity to pay  interest and repay
principal in  accordance  with the terms of the bond.  BB  indicates  the lowest
degree of speculation and CC the highest degree of speculation. While such bonds
will  likely  have  some  quality  and  protective  characteristics,  these  are
outweighed by large uncertainties or major risk exposures to adverse conditions.

C: The rating C is reserved for bonds on which no interest is being paid.

D: Bonds rated D are in default,  and payment of interest  and/or  repayment  of
principal is in arrears.

NR:  Indicates  that no rating has been  requested,  that there is  insufficient
information  on which to base a  rating  or that S&P does not rate a  particular
type of bond as a matter of policy.


<PAGE>


   
                              TERMS AND CONDITIONS
                          GENERAL ACCOUNT INFORMATION
    Investments  will  be  made  in as  many  shares  of the  Series,  including
fractions to the third decimal place, as can be purchased at the net asset value
plus a sales load, if applicable, at the close of business on the day payment is
received.  If your  check  received  in  payment  of a  purchase  of  shares  is
dishonored  for any reason,  Seligman Data Corp. may cancel the purchase and may
also  redeem  additional  shares,  if any,  held in your  account  in an  amount
sufficient  to reimburse the Fund for any loss it may have incurred and charge a
$10.00 return check fee.  Shareholders  will receive  dividends from  investment
income and any  distributions  from gain realized on investments in shares or in
cash according to the option  elected.  Dividend and gain options may be changed
by notifying Seligman Data Corp. in writing at least five business days prior to
the payable date. Stock certificates will not be issued unless requested.
Replacement stock certificates will be subject to a surety fee.
    

                           INVEST-A-CHECK(R) SERVICE
    The  Invest-A-Check(R)  Service  is  available  to  all  shareholders.  Your
application is subject to acceptance by your bank and Seligman Data Corp. Checks
in the amount  specified will be drawn  automatically  on your bank on the fifth
day of each  month (or on the prior  business  day if the fifth day of the month
falls on a weekend or holiday) in which an  investment is scheduled and invested
at the public  offering  price at the close of business on the same date.  After
the initial investment,  the value of shares held in your Account must equal not
less than two regularly scheduled investments. If a check is not honored by your
bank,  or if the value of shares  held falls  below the  required  minimum,  the
Service  will be  suspended.  In the  event  that a  check  is  returned  marked
"unpaid,"  Seligman Data Corp.  will cancel the purchase,  redeem shares held in
your account for an amount  sufficient to reimburse the Fund for any loss it may
have incurred as a result, and charge a $10.00 return check fee. This fee may be
debited from your  account.  Service  will be  reinstated  upon written  request
indicating that the cause of interruption has been corrected. The Service may be
terminated  by you or Seligman  Data Corp.  at any time by written  notice.  You
agree to hold the Funds  and their  agents  free  from all  liability  which may
result from acts done in good faith and  pursuant to these  terms.  Instructions
for establishing Invest-A-Check(R) Service are given on the Account Application.
In the  event  you  exchange  all of your  shares  from one  mutual  fund in the
Seligman Group to another, you must re-apply for the  Invest-A-Check(R)  Service
in the  Seligman  Fund into  which  your  exchange  was made.  In the event of a
partial exchange,  the Invest-A-Check(R)  Service will be continued,  subject to
the above conditions, in the Seligman Fund from which the exchange was made.

   
                       AUTOMATIC CASH WITHDRAWAL SERVICE
    Automatic Cash Withdrawal  Service is available to Class A shareholders  and
to Class D  shareholders  with  respect  to Class D shares  held for one year or
more.  A  sufficient  number of full and  fractional  shares will be redeemed to
provide the amount required for a scheduled payment. Redemptions will be made at
the asset value at the close of business on the specific day  designated  by the
shareholder  of each month (or on the prior  business  day if the day  specified
falls on a weekend or holiday). A shareholder may change the amount of scheduled
payments or may suspend  payments by written  notice to Seligman  Data Corp.  at
least ten days prior to the effective date of such a change or  suspension.  The
Service may be terminated by the  shareholder or Seligman Data Corp. at any time
by written notice.  It will be terminated upon proper  notification of the death
or legal incapacity of the shareholder. This Service is considered terminated in
the event a  withdrawal  of  shares,  other  than to make  scheduled  withdrawal
payments,  reduces the value of shares remaining on deposit to less than $5,000.
Continued  payments  in excess of  dividend  income  invested  will  reduce  and
ultimately exhaust capital. Withdrawals,  concurrent with purchases of shares of
this or any other investment  company,  will be  disadvantageous  because of the
payment of duplicative sales loads, if applicable.  For this reason,  additional
purchases  of Fund  shares are  discouraged  when the  Withdrawal  Service is in
effect.
                    LETTER OF INTENT -- CLASS A SHARES ONLY
    Seligman Financial Services,  Inc. will hold in escrow shares equal to 5% of
the minimum  purchase  amount  specified.  Dividends  and  distributions  on the
escrowed  shares will be paid to the  shareholder  or credited to their Account.
Upon  completion of the specified  minimum  purchase  within the  thirteen-month
period, all shares held in escrow will be deposited to the shareholder's Account
or delivered to the shareholder. A shareholder may include the total asset value
of shares of the Seligman Funds (on which a sales load was paid) owned as of the
date of a Letter of Intent  toward the  completion  of the Letter.  If the total
amount  invested within the  thirteen-month  period does not equal or exceed the
specified  minimum  purchase,  the  shareholder  will  be  requested  to pay the
difference between the amount of the sales load paid and the amount of the sales
load  applicable to the total  purchase  made.  If, within 20 days following the
mailing of a written request, the shareholder has not paid this additional sales
load to Seligman Financial Services, sufficient escrowed shares will be redeemed
for payment of the additional sales load.  Shares remaining in escrow after this
payment will be released to the  shareholder's  Account.  The intended  purchase
amount may be increased at any time during the thirteen-month period by filing a
revised Agreement for the same period, provided that a Dealer furnishes evidence
that an amount representing the reduction in sales load under the new Agreement,
which becomes applicable on purchases already made under the original Agreement,
will be refunded  and that the  required  additional  escrowed  shares are being
furnished by the shareholder.
    Shares of Seligman Cash Management Fund, Inc. which have been acquired by an
exchange of shares of another  Mutual Fund on which there is a sales load may be
taken  into  account  in  completing  a  Letter  of  Intent,  or  for  Right  of
Accumulation. However, shares of the Fund which have been purchased directly may
not be used for  purposes  of  determining  reduced  sales  loads on  additional
purchases of the other Mutual Funds in the Seligman Group.

                CHECK REDEMPTION SERVICE -- CLASS A SHARES ONLY
    If shares  are held in joint  names,  all  shareholders  must sign the Check
Redemption  section of the  Account  Application.  All checks  will  require all
signatures unless a lesser number is indicated in the Check Redemption  section.
Accounts in the names of corporations,  trusts, partnerships, etc. must list all
authorized signatories.
     In all  cases,  each  signature  guarantees  the  genuineness  of the other
signatures. Checks may not be drawn for less than $500.
     I hereby  authorize  Mellon  Bank,  N.A. to honor  checks drawn by me on my
account of Class A shares and to effect a redemption of sufficient  shares in my
Fund  account to cover  payment of the check.  I  understand  that shares in one
Series cannot be redeemed to cover a check written on another Series.
    Mellon Bank, N.A. shall be liable only for its own negligence. The Fund will
not be liable for any loss,  expense or cost  arising out of check  redemptions.
The Fund reserves the right to change,  modify or terminate  this service at any
time upon notification mailed to the address of record of the shareholder(s).
    SELIGMAN  DATA  CORP.  WILL  CHARGE A $10.00  PROCESSING  FEE FOR ANY  CHECK
REDEMPTION  DRAFT RETURNED MARKED  "UNPAID." THIS CHARGE MAY BE DEBITED FROM THE
ACCOUNT THE CHECK WAS DRAWN AGAINST.  NO REDEMPTION PROCEEDS WILL BE REMITTED TO
A SHAREHOLDER WITH RESPECT TO SHARES PURCHASED BY CHECK (UNLESS CERTIFIED) UNTIL
SELIGMAN DATA CORP.  RECEIVES  NOTICE THAT THE CHECK HAS CLEARED WHICH MAY BE UP
TO 15 DAYS FROM THE CREDIT OF THE SHARES TO A SHAREHOLDER'S ACCOUNT.
                                                                            5/95
    

<PAGE>

<TABLE>
<CAPTION>
<S>     <C>    <C>    <C>    <C>    <C>    <C>
   
                          THE SELIGMAN GROUP OF FUNDS
                              ACCOUNT APPLICATION


Please make your investment check payable to the
"Seligman Group of Funds" and mail it
with this completed Application to:

Seligman Data Corp.                          TO OPEN A SELIGMAN IRA, SEP OR PENSION/
100 Park Avenue/2nd Floor                    PROFIT SHARING PLAN, A SEPARATE ADOPTION
New York, NY 10017                           AGREEMENT IS REQUIRED. PLEASE CALL
(800) 221-2450                               RETIREMENT PLAN SERVICES FOR MORE
                                             INFORMATION AT (800) 445-1777.
1.   ACCOUNT REGISTRATION

     TYPE OF  ||INDIVIDUAL  ||MULTIPLE OWNERS   ||GIFT/TRANSFER TO MINOR   ||OTHER (Corporations, Trusts, Organizations,
                                                                                    Partnerships, etc.)
     ACCOUNT Use Line 1 Use Lines 1, 2 & 3 Use Line 4 Use Line 5 Multiple Owners
     will be registered as Joint Tenants with Right of Survivorship.
     The first name and Social Security or Taxpayer ID Number on line 1, 4, or 5
     below will be used for IRS reporting.  NAME (Minors cannot be legal owners)
     PLEASE PRINT OR TYPE

     1._______________________________________________________________     ___________________________   _________
                    First                Middle                 Last           Social Security Number    Birthdate
     2._______________________________________________________________     ___________________________   _________
                    First                Middle                 Last           Social Security Number    Birthdate
     3._______________________________________________________________     ___________________________   _________
                    First                Middle                 Last           Social Security Number    Birthdate
     4.______________________________, as custodian for ____________________ under the _______________
            Custodian (one only)                           Minor (one only)                 State

       Uniform Gift/Transfer to Minors Act_______________________________until age____________________   _________________
                                           Minor's Social Security Number          (Not more than 21)    Minor's Birthdate

     5._______________________________________________________________________   _____________________
        Name of Corporation or Other Entity. If a Trust, also complete below.     Taxpayer ID Number


     TYPE OF TRUST ACCOUNT:  ||Trust  ||Guardianship  ||Conservatorship  ||Estate   ||Other 

     Trustee/Fiduciary Name__________________________________     Trust Date__________________________

     Trust Name ______________________________,for the benefit of (FBO)_______________________________

2.   MAILING ADDRESS
     ADDRESS                                          TELEPHONE

___________________________________________ (_______)__________________(_______)_________________
Street Address or P.O. Box                   Daytime                    Evening
___________________________________________ U.S. CITIZEN?  ||Yes  ||No  _________________________
City               State              Zip                                If no, indicate country

3.   INVESTMENT SELECTION
     Please indicate the dollar  amount(s) you would like to invest in the space
     provided below.  Minimum  initial  investment is $1,000 per Fund except for
     accounts established pursuant to the Invest-A-Check(R) Service (see section
     6-I. of this application). IF MORE THAN ONE FUND IS SELECTED, ACCOUNTS MUST
     HAVE IDENTICAL  REGISTRATIONS AND CLASS OF SHARES (except for Seligman Cash
     Management  Fund).  PLEASE  CHOOSE ONE: || Class A Shares || Class D Shares
     MAKE CHECK PAYABLE TO: SELIGMAN GROUP OF FUNDS
     $_____________  TOTAL AMOUNT,
     INVESTED AS FOLLOWS: 
     $_____________ *Seligman Communications              $_____________ Seligman Common Stock Fund
                       and Information Fund               $_____________ Seligman Income Fund
     $_____________ Seligman Henderson                    $_____________ Seligman High-Yield Bond Fund
                       Global Technology Fund             $_____________ Seligman U.S. Government Securities Fund
     $_____________ Seligman Frontier Fund                $_____________ Seligman National Tax-Exempt Fund
     $_____________ Seligman Henderson Global             $_____________ Seligman Tax-Exempt Fund (choose one):
                       Smaller Companies Fund              CA-Qlty.||   FL||    MD||   MN||   NY||   OR||
     $_____________ Seligman Capital Fund                  CA-Hy.  ||   GA||    MA||   MO||   NC||   PA||
     $_____________ Seligman Growth Fund                   CO      ||   LA||    MI||   NJ||   OH||   SC||
     $_____________ Seligman Henderson
                       International Fund                 $_____________ Seligman Cash Management Fund (Class A only)

     *Closed  indefinitely to new investors after June 30, 1995;  please contact
     your  financial  advisor  for  information  on  current  availability.   NO
     REDEMPTION  PROCEEDS  WILL BE REMITTED  TO A  SHAREHOLDER  WITH  RESPECT TO
     SHARES  PURCHASED BY CHECK  (UNLESS  CERTIFIED)  UNTIL  SELIGMAN DATA CORP.
     RECEIVES NOTICE THAT THE CHECK HAS CLEARED, WHICH MAY BE UP TO 15 DAYS FROM
     THE CREDIT OF THE SHARES TO THE SHAREHOLDER'S ACCOUNT.
4.   SIGNATURE AND CERTIFICATION

     Under  penalties of perjury I certify that the number shown on this form is
     my correct Taxpayer Identification Number (Social Security Number) and that
     I am not  subject  to  backup  withholding  either  because I have not been
     notified that I am subject to backup  withholding  as a result of a failure
     to report all interest or dividends,  or the Internal  Revenue  Service has
     notified me that I am no longer subject to backup withholding. I certify to
     my legal  capacity  to  purchase  or redeem  shares of each Fund for my own
     Account,  or for  the  Account  of the  organization  named  below.  I have
     received  and  read  the  current  Prospectus  of each  Fund in  which I am
     investing and appoint  Seligman Data Corp. as my agent to act in accordance
     with my instructions herein.

     A. ________________________________________________________________________
        Date                                         Signature of Investor

     B. ________________________________________________________________________
        Date                                   Signature of Co-Investor, if any

5.   BROKER/DEALER OR FINANCIAL ADVISOR DESIGNATION
     ________________________________________     _____________________________
     Firm Name                                    Representative's Nam

     ________________________________________     _____________________________
     Branch Office Address                        Representative's ID Number

     ________________________________________     (______)_____________________
     City             State         Zip           Representative's Telephone Number

     ________________________________________
     Branch Number

<PAGE>

6.   ACCOUNT OPTIONS AND SERVICES
________________________________________________________________________________
A. DIVIDENDS AND GAIN DISTRIBUTION OPTIONS
                    I choose the following options for each Fund listed:                OPTION
                                                                                         ------
                                                                                       1    2    3
                     Option 1. Dividends in shares, gain distributions in shares.      ||   ||   ||   FUND NAME
                     Option 2. Dividends in cash, gain distributions in shares.        ||   ||   ||   FUND NAME
                     Option 3. Dividends in cash, gain distributions in cash.          ||   ||   ||   FUND NAME
                     __________________________________________________________________________________________
                     NOTE:  IF NO ELECTION IS MADE, OPTION 1. WILL AUTOMATICALLY BE PUT INTO EFFECT.
                     All dividend and/or gain distributions taken in shares will be invested at net asset value.
                     __________________________________________________________________________________________

________________________________________________________________________________
B. DIVIDEND DIRECTION OPTION
                     If you wish to have your dividend  payments made to another
                     party or Seligman Fund,  please  complete the following.  I
                     hereby authorize and request that my dividend payments from
                     the following Fund(s)

                     __________________      __________________       __________________ be made payable to:
                            Fund Name             Fund Name               Fund Name

                     Name______________________   Seligman Fund__________________

                     Address___________________   (If opening a new account, a minimum of $1,000 is required.)

                     City______________________   Account Number_________________

                     State, Zip________________   (For an existing account.)
________________________________________________________________________________
C. LETTER OF INTENT SERVICE (CLASS A ONLY)
                     I intend to purchase, although I am not obligated to do so,
                     additional  shares  of  Seligman  _________________________
                     Fund  within a 13-month  period  which,  together  with the
                     total asset value of shares owned, will aggregate at least:
                     ||$50,000  ||$100,000  ||$250,000  ||$500,000  ||$1,000,000  
                     ||$4,000,000
                     I AGREE TO THE ESCROW  PROVISION LISTED UNDER "TERMS AND CONDITIONS" 
                     IN THE BACK OF EACH PROSPECTUS.
________________________________________________________________________________
D. RIGHT OF ACCUMULATION (CLASS A ONLY)
                     Please  identify  any  additional  Seligman  Fund  accounts
                     eligible for the Right of Accumulation or to be used toward
                     completion of a Letter of Intent, and check applicable box:
                     || I am  a trustee  for the  following  accounts, which are
                     held  by  the same trust,  estate, or  under the terms of a
                     pension,  profit sharing or  other  employee  benefit trust
                     qualified  under section  401 of the Internal Revenue Code.
                     || In calculating my  holdings for Right of Accumulation or
                     Letter  of  Intent purposes, I  am including the  following
                     additional accounts which are registered  in my name, in my
                     spouse's  name, or  in  the name(s) of  my child(ren) under
                     the age of 21.

                     Name______________ Fund______________ Account#_____________

                     Name______________ Fund______________ Account#_____________

                     Name______________ Fund______________ Account#_____________
________________________________________________________________________________
E. AUTOMATIC CASH WITHDRAWAL SERVICE
   (CLASS A, OR CLASS D ONLY AFTER CLASS D SHARES ARE HELD FOR ONE YEAR)

                     Please  send  a  check  for  $  withdrawn   from   Seligman
                     ________________________  Fund, beginning on the day of 19,
                     and thereafter on the day specified of every:
                     ||Month   ||3rd Month    ||6th Month    ||12th Month

                     Make payments to:   Name___________________________________
                                         Address________________________________
                                         City___________State________Zip________
                     Shares having a current  value at offering  price of $5,000
                     or  more  must  be held in the  account  at  initiation  of
                     Service, and all shares must be in "book credit" form.
________________________________________________________________________________
F. AUTOMATIC DOLLAR-COST-AVERAGING SERVICE

                     I authorize Seligman Data Corp. to withdraw $ _____________
                     (minimum:  $100 monthly or $250 quarterly) from my Seligman
                     Cash  Management  Fund  Class  A  account  ||  Monthly   or 
                     || Quarterly   to  purchase Class  A  shares  of   Seligman
                     ________________________________  Fund,  beginning  on  the
                     _____ day of  __________  19 ____.  Shares in the  Seligman
                     Cash  Management  Fund Class A account  must have a current
                     value of $5,000 at the initiation of Service and all shares
                     must be in "book credit" form.
________________________________________________________________________________
G. EXPEDITED REDEMPTION SERVICE, FOR SELIGMAN CASH MGMT. FUND ONLY
                     I hereby  authorize  Seligman Data Corp. to honor telephone
                     or  written   instructions   received  from  me  without  a
                     signature and believed by Seligman Data Corp. to be genuine
                     for  redemption.   Proceeds  will  be  wired  ONLY  to  the
                     commercial  bank listed below for credit to my account,  or
                     to my address of record. If Expedited Redemption Service is
                     elected,  no certificates for shares will be issued. I also
                     understand and agree to the risks and  procedures  outlined
                     for all telephone transactions set forth in section 6-H. of
                     this Application.

                     Investment by  ||Check  ______________________________________________________________________
                                    ||Wire     Name of Commercial Bank (Savings Bank May Not Be Used)

                     _________________________         ______________________        ______________________
                     Bank Account Name                 Bank Account No.              Bank Routing No.

                     _______________________________________________________________________________________
                     Address of Bank                      City                State              Zip Code

                     X________________________________      X____________________________________________
                      Signature of Investor     Date         Signature of Co-Investor, if any      Date
______________________________________________________________________________________________________________________

<PAGE>


H. TELEPHONE SERVICE ELECTION
AVAILABLE FOR INDIVIDUAL OR JOINT TENANT ACCOUNTS ONLY
                     By completing  this section,  I understand that I may place 
                     the following requests by telephone:
                     o Redemptions up to $50,000   o Exchanges
                     o Address Changes             o Dividend and/or Capital 
                                                     Gain Distribution Option 
                                                     changes

                                            AUTHORIZATION
                     I understand  that the telephone  services are optional and
                     that by signing  below I  authorize  the  Funds,  all other
                     Seligman   Funds   with  the  same   account   number   and
                     registration  which I currently own or in which I invest in
                     the future,  and Seligman Data Corp.  ("SDC"),  to act upon
                     instructions  received  by  telephone  from me or any other
                     person  in  accordance   with  the   provisions   regarding
                     telephone  services as set forth in the current  prospectus
                     of  each  such  Fund,  as  amended  from  time to  time.  I
                     understand that redemptions of uncertificated  shares of up
                     to  $50,000  will be sent  only to my  account  address  of
                     record, and only if such address has not changed within the
                     30 days preceding such request. Any telephone  instructions
                     given in respect of this account and any account into which
                     exchanges  are made are  hereby  ratified  and I agree that
                     neither  the  Fund(s)  nor SDC will be liable for any loss,
                     cost or expense for acting upon such telephone instructions
                     reasonably  believed to be genuine and in  accordance  with
                     the  procedures  described in each  prospectus,  as amended
                     from time to time.  Such  procedures  include  recording of
                     telephone instructions,  requesting personal and/or account
                     information  to  verify a  caller's  identity  and  sending
                     written confirmations of transactions.  As a result of this
                     policy, I may bear the risk of any loss due to unauthorized
                     or fraudulent telephone  instructions;  provided,  however,
                     that if the Fund(s) or SDC fail to employ such  procedures,
                     the Fund(s)  and/or SDC may be liable.  TO ELECT  TELEPHONE
                     SERVICES,  PLEASE  SIGN YOUR  NAME(S)  AS IT APPEARS ON THE
                     FIRST PAGE OF THIS ACCOUNT APPLICATION.

                     X________________________________   X____________________________________ 
                     Signature of Investor   Date        Signature of Co-Investor, if any Date
<PAGE>
I. INVEST-A-CHECK(R) SERVICE
                     To start your Invest-A-Check(R) Service, fill out the "Bank
                     Authorization  to Honor  Pre-Authorized  Checks" below, and
                     forward it with an  unsigned  bank check from your  regular
                     checking  account  (marked  "void",  if you  wish).  Please
                     arrange  with my bank to  draw  pre-authorized  checks  and
                     invest the following dollar amounts (minimum:  $100 monthly
                     or $250  quarterly) in the designated  Seligman  Fund(s) as
                     indicated:
                     _______________  $_________   ||Monthly   ||Quarterly
                     Fund Name
                     ________________ $_________   ||Monthly   ||Quarterly
                     Fund Name
                     ________________ $_________   ||Monthly   ||Quarterly
                     Fund Name  
                     I  understand that my checks will be drawn on the fifth day
                     of the month, or  prior   business   day,  for  the  period
                     designated.  I have  completed the "Bank  Authorization  to
                     Honor Pre-Authorized  Checks" below and have read and agree
                     to   the   Terms   and   Conditions   applicable   to   the
                     Invest-A-Check(R)  Service as set forth in each  Prospectus
                     and as set forth below in the Bank Authorization.

                     X__________________________________________________________________
                     Signature of Investor  (Please also sign Bank Authorization below.)

                     X__________________________________________________________________
                     Signature of Co-Investor, if any

________________________________________________________________________________________
               BANK AUTHORIZATION TO HONOR PRE-AUTHORIZED CHECKS
________________________________________________________________________________________

To:_____________________________________________________________________________________
                                   (Name of Bank)
________________________________________________________________________________________
  Address of Bank or Branch (Street, City, State and Zip)

  Please honor pre-authorized checks drawn on my account by Seligman Data Corp.,
  100 Park Avenue,  New York, N.Y. 10017, to the order of the Fund(s) designated
  below:
  ____________________________________   $ ___________   ||Monthly   ||Quarterly
  Fund Name
  ____________________________________   $ ___________   ||Monthly   ||Quarterly
  Fund Name
  ____________________________________   $ ___________   ||Monthly   ||Quarterly
  Fund Name
  and charge them to my regular checking account.  Your authority to do so shall
  continue  until you  receive  written  notice  from me  revoking  it.  You may
  terminate your participation in this arrangement at any time by written notice
  to me. I agree that your  rights  with  respect to each  pre-authorized  check
  shall be the same as if it were a check  drawn  and  signed  by me. I  further
  agree  that  should  any such  check be  dishonored,  with or  without  cause,
  intentionally or inadvertently, you shall be under no liability whatsoever.
___________________________________   _________________________________________________
  Checking Account Number                Name(s) of Depositor(s) -- Please Print
                                     X__________________________________________________
                                      Signature(s) of Depositor(s) -- As Carried by Bank
                                     X__________________________________________________
________________________________________________________________________________________
  Address (Street)               (City)                 (State, Zip)

________________________________________________________________________________________

  To the Bank Designated above:
  Your  depositor(s)  named in the above form has instructed us to establish the
  Invest-A-Check(R) Service for his convenience. Under the terms of the Service,
  your depositor(s) has pre-authorized checks to be drawn against his account in
  a specific amount at regular intervals to the order of the designated Fund(s).
  Checks presented to you will be magnetic-ink  coded and will otherwise conform
  to   specifications  of  the  American  Bankers   Association.   A  letter  of
  indemnification  addressed to you and signed by Seligman  Financial  Services,
  Inc.,  general  distributor of the Seligman  Mutual Funds,  appears below.  If
  there is  anything  we can do to help you in  giving  your  depositor(s)  this
  additional Service which he has requested, please let us know.
                              SELIGMAN DATA CORP.
                           INDEMNIFICATION AGREEMENT
  To the Bank designated above:
  SELIGMAN FINANCIAL SERVICES,  INC.,  distributor of the shares of the Seligman
Mutual Funds, hereby agrees:
  (1) To indemnify  and hold you  harmless  against any loss,  damage,  claim or
  suit, and any costs or expenses reasonably  incurred in connection  therewith,
  either (a) arising as a  consequence  of your actions in  connection  with the
  execution  and  issuance  of any  check  or  draft,  whether  or not  genuine,
  purporting  to be executed by Seligman  Data Corp.  and received by you in the
  regular  course of business for the purpose of payment,  or (b) resulting from
  the  dishonor  of  any  such  check  or  draft,  with  or  without  cause  and
  intentionally  or   inadvertently,   even  though  such  dishonor  results  in
  suspension or termination of the  Invest-A-Check(R)  Service pursuant to which
  such checks or drafts are drawn.  (2) To refund to you any amount  erroneously
  paid by you on any such check or draft, provided claim for any such payment is
  made within 12 months after the date of payment.
                       SELIGMAN FINANCIAL SERVICES, INC.
                                                           /S/Stephen J. Hodgdon
                                                                       President
________________________________________________________________________________
                                                                       
<PAGE>

J. CHECK REDEMPTION SERVICE (CLASS A ONLY)
                     Available to shareholders who own or purchase shares having
                     a  value  of at  least  $25,000  invested  in  any  of  the
                     following:  Seligman  High-Yield Bond Fund, Seligman Income
                     Fund,  Seligman U.S.  Government  Securities  Fund, and any
                     Seligman  Tax-Exempt  Fund, or $2,000  invested in Seligman
                     Cash Management Fund. IF YOU WISH TO USE THIS SERVICE,  YOU
                     MUST  COMPLETE  SECTION  4 AND THE  SIGNATURE  CARD  BELOW.
                     SHAREHOLDERS  ELECTING  THIS  SERVICE  ARE  SUBJECT  TO THE
                     CONDITIONS OF THE TERMS AND  CONDITIONS IN THE BACK OF EACH
                     PROSPECTUS.

     CHECK WRITING SIGNATURE CARD                        Authorized Signature(s)


  ___________________________________________   1.______________________________
   Name of Fund for Check Redemption Service

  ___________________________________________   2.______________________________
   Name of Fund for Check Redemption Service

  ___________________________________________   3.______________________________
   Name of Fund for Check Redemption Service

   __________________________________________   4.______________________________
   Account Number (If known)

   __________________________________________   5.______________________________
   Account Registration (Please Print)

   || Check here if only one signature is required on checks.
   || Check here if a combination of signatures is required and specify the number:___________________.

   ACCOUNTS  IN THE NAMES OF  CORPORATIONS,  TRUSTS,  PARTNERSHIPS,  ETC.,  MUST
   INDICATE  THE  LEGAL  TITLES  OF  ALL  AUTHORIZED  SIGNATORIES.  SHAREHOLDERS
   ELECTING THIS SERVICE ARE SUBJECT TO THE TERMS AND  CONDITIONS  LISTED IN THE
   PROSPECTUS.
</TABLE>

<PAGE>

                                   MANAGED BY
                              [J&W SELIGMAN LOGO]
                             J. & W. SELIGMAN & CO.
                                  INCORPORATED
                        Investment Managers and Advisors
                                ESTABLISHED 1864


                                       
<PAGE>


Seligman
High-Yield Bond
Series


- -------------------------------------------------------------------------------
100 Park Avenue
New York, New York 10017


INVESTMENT MANAGER
J. & W. Seligman & Co. Incorporated
100 Park Avenue
New York, New York 10017

GENERAL DISTRIBUTOR
Seligman Financial Services, Inc.
100 Park Avenue
New York, New York 10017

SHAREHOLDER SERVICE AGENT
Seligman Data Corp.
100 Park Avenue
New York, New York 10017

PORTFOLIO  SECURITIES  CUSTODIAN 
Investors Fiduciary Trust Company 
127 West 10th
Street Kansas City, Missouri 64105 

GENERAL COUNSEL 
Sullivan & Cromwell 
125 Broad Street 
New York, New York 10004

   
TXHY1
    



                                                        
   
                      STATEMENT OF ADDITIONAL INFORMATION
                                  May 1, 1995
                        SELIGMAN HIGH INCOME FUND SERIES
    

                                100 Park Avenue
                            New York, New York 10017
                     New York City Telephone (212) 850-1864
        Toll Free Telephone (800) 221-2450 all continental United States
      For Retirement Plan Information - Toll-Free Telephone (800) 445-1777


   
         This Statement of Additional  Information  expands upon and supplements
the  information  contained  in the  current  Prospectus  for each Series of the
Seligman  High Income Fund Series (the  "Fund").  The date of the Seligman  U.S.
Government  Securities Series and Seligman  High-Yield Bond Series Prospectus is
May 1, 1995. It should be read in conjunction with the  Prospectuses,  which may
be  obtained by writing or calling  the Fund at the above  address or  telephone
numbers.  This  Statement of  Additional  Information,  although not in itself a
Prospectus, is incorporated by reference into each Prospectus in its entirety.
    

         The Fund offers two classes of shares for the Seligman U.S.  Government
Securities  Series and Seligman  High-Yield  Bond Series.  Class A shares may be
purchased  at net asset  value plus a sales load of up to 4.75%.  Class D shares
may be  purchased  at net asset value and are subject to a  contingent  deferred
sales load ("CDSL") of 1% if redeemed within one year.

         Each Class A and Class D share  represents an identical  legal interest
in the investment  portfolio of the Seligman U.S.  Government  Securities Series
and Seligman  High-Yield  Bond Series and has the same rights except for certain
class  expenses  and except that Class D shares bear a higher  distribution  fee
that  generally will cause the Class D shares to have a higher expense ratio and
pay lower dividends than Class A shares.  Each Class has exclusive voting rights
with respect to its distribution  plan.  Although holders of Class A and Class D
shares have identical legal rights,  the different  expenses borne by each Class
will result in different  net asset values and  dividends.  The two classes also
have different exchange privileges.


                               TABLE OF CONTENTS


<PAGE>



                                               Page

Investment Objectives, Policies And Risks......  2
Investment Limitations.........................  3
Trustees And Officers..........................  4
Management And Expenses........................
...............................................  8
Administration, Shareholder Services
   And Distribution Plan.......................  9
Portfolio Transactions......................... 10


                                               Page

Purchase And Redemption Of
   Fund Shares................................. 10
Distribution Services.......................... 13
Valuation...................................... 13
Performance Information........................ 13
General Information............................ 16
Financial Statements........................... 17
Appendix ...................................... 17

TX1A



                                      -1-
<PAGE>







<PAGE>


                   INVESTMENT OBJECTIVES, POLICIES AND RISKS

      The  investment  objective of each Series is a fundamental  policy and may
not be changed by the Trustees of the Fund without the vote of a majority of the
Series'  outstanding  voting  securities.  The  objective  of each  Series is as
follows.

      The  Seligman  U.S.  Government  Securities  Series  seeks to produce high
current income.  To achieve its objective,  the Series invests primarily in debt
obligations  issued or  guaranteed  by the U.S.  Government  or its  agencies or
instrumentalities and backed by the full faith and credit of the U.S. Government
which  have  maturities  greater  than one year at the date of  purchase  by the
Series.

   
      The  Seligman  High-Yield  Bond Series  seeks to produce  maximum  current
income. To achieve its objective, the Series invests primarily in high-yielding,
high-risk  corporate bonds and notes, which generally are unrated or carry lower
ratings (Baa or lower by Moody's or BBB or lower by S&P) than those  assigned by
S&P or Moody's  to  investment  grade  bonds and  notes.  Except  for  temporary
defensive  purposes,  the  Series  will  invest at least 80% of the value of its
assets in high-yielding, income-producing corporate bonds and notes. Investments
other  than  in  such  corporate  bonds  will  be  in  short-term  money  market
instruments,  including  certificates of deposit,  commercial paper,  securities
issued,  guaranteed  or  insured  by  the  U.S.  Government,  its  agencies  and
instrumentalities,   and  other  income   producing  cash  items.  The  Seligman
High-Yield  Bond  Series  may  invest  up to 10% of its  total  assets  in  debt
securities of foreign issuers.  Foreign investments may be affected favorably or
unfavorably by changes in currency rates and exchange control regulations. There
may be less  information  available  about a foreign  company  than about a U.S.
company,  and foreign  companies  may not be subject to reporting  standards and
requirements  comparable  to those  applicable to U.S.  companies.  Foreign debt
securities  and their markets may not be as liquid as U.S.  securities and their
markets.  Securities and some foreign  companies may involve greater market risk
than securities of U.S. companies, and foreign brokerage commissions and custody
fees are generally higher than in the United States. Investments in foreign debt
securities  may also be subject to local  economic or political  risks,  such as
political  instability  of  some  foreign  governments  and the  possibility  of
nationalization of issuers.
    

LENDING OF SECURITIES.  Each Series of the Fund may lend portfolio securities to
certain institutional borrowers of securities and may invest the cash collateral
and obtain  additional  income or receive an agreed upon amount of interest from
the  borrower.  Loans  will  generally  be  short-term.  Loans  are  subject  to
termination  at the option of the Series or the  borrower.  Each  Series may pay
reasonable  administrative  and custodial fees in connection with a loan and may
pay a  negotiated  portion  of the  interest  earned  on the cash or  equivalent
collateral  to the  borrower or placing  broker.  Loaned  securities  may not be
returned by a borrower;  however,  a borrower must maintain with the Series from
which it has borrowed securities,  cash, or equivalent  collateral,  equal to at
least 100% of the market value of the securities borrowed.

REPURCHASE  AGREEMENTS.  Each  Series  of the Fund  may  enter  into  repurchase
agreements with commercial banks and with  broker/dealers to invest cash for the
short-term.  A  repurchase  agreement  is an  agreement  under  which the Series
acquires a money  market  instrument,  generally a U.S.  Government  obligation,
qualified for purchase by the Series,  subject to resale at an agreed upon price
and date.  Such resale price reflects an agreed upon interest rate effective for
the period of time the  instrument is held by the Series and is unrelated to the
interest rate on the  instrument.  Repurchase  agreements  usually are for short
periods, such as one week or less, but may be for longer periods. As a matter of
fundamental  policy, a Series will not enter into repurchase  agreements of more
than one week's  duration if more than 10% of its total assets would be invested
in such agreements and in "restricted" and other illiquid securities.

WHEN-ISSUED  SECURITIES.  Each Series may purchase  securities  on a when-issued
basis,  in which case  delivery and payment  normally  take place within 45 days
after the date of the  commitment to purchase.  The payment  obligation  and the
interest rate that will be received on the securities are each fixed at the time
the buyer  enters into the  commitment.  Although a Series will only  purchase a
security on a  when-issued  basis with the  intention of actually  acquiring the
securities,  the Series may sell these securities  before the settlement date if
it is deemed advisable.

      Securities  purchased on a when-issued  basis and the  securities  held in
each  Series are  subject to changes  in market  value  based upon the  public's
perception  of  the  creditworthiness  of  the  issuer  and  changes,   real  or
anticipated,  in the level of interest  rates  (which will  generally  result in
similar changes in value,  i.e., both  experiencing  appreciation  when interest
rates decline and  depreciation  when interest  rates rise).  Therefore,  to the
extent a Series  remains  substantially  fully invested at the same time that it
has  purchased  securities  on a  when-issued  basis,  there  will be a  greater
possibility  that the market  value of the  Series'  assets  will vary more than
otherwise.  Purchasing a security on a when-issued basis can involve a risk that
the yields  available in the market when the delivery  takes place may be higher
than those obtained on the security so purchased.


                                      -2-
<PAGE>


      A  separate  account of each of the  Series  consisting  of cash or liquid
high-grade  debt securities  equal to the amount of the when-issued  commitments
will be established with Investors Fiduciary Trust Company, the Fund's portfolio
securities custodian, and marked to market daily, with additional cash or liquid
high grade debt securities added when necessary.  When the time comes to pay for
when-issued  securities,  each Series will meet its respective  obligations from
then available cash flow, sale of securities held in the separate account,  sale
of other  securities or,  although they would not normally expect to do so, from
the  sale of the  when-issued  securities  themselves  (which  may  have a value
greater or less than the Series'  payment  obligations).  Sale of  securities to
meet such obligations carries with it a greater potential for the realization of
capital gain or loss.

      Except as described  above and under  Investment  Limitations  below,  the
foregoing  investment  policies are not fundamental and the Trustees of the Fund
may change  such  policies  without  the vote of a majority  of the  outstanding
voting securities of the Fund or any Series (as defined on page 7).

   
PORTFOLIO  TURNOVER.  Each Series'  portfolio  turnover  rate is  calculated  by
dividing the lesser of purchases or sales of portfolio  securities of the Series
for the fiscal year by the monthly average value of the portfolio  securities of
the Series owned during the fiscal year.  The portfolio  turnover  rates for the
Seligman U.S.  Government  Securities  Series and the Seligman  High-Yield  Bond
Series, respectively,  for the fiscal years ended 1994 and 1993 were 445.18% and
170.35%;  and 184.75% and 193.91%  respectively.  Securities whose maturities or
expiration  dates at the time of acquisition  were one year or less are excluded
from the calculation.  High portfolio turnover involves  correspondingly greater
transactions  costs and a  possible  increase  in  short-term  capital  gains or
losses.  The increase in portfolio  turnover of the U.S.  Government  Securities
Series during 1994 was due to a rising interest rate environment  throughout the
year. In response to this, the portfolio  manager  shortened the maturity of the
portfolio by selling long-term bonds and purchased  shorter maturity  securities
in order to reduce the interest rate exposure of the portfolio.
    

                             INVESTMENT LIMITATIONS

      Under each Series' fundamental policies, which cannot be changed except by
a vote of a majority of its outstanding voting securities, a Series may not:

- -  Borrow  money,  except  from banks for  temporary  purposes  (but not for the
   purchase of portfolio securities) in an amount not to exceed 10% of the value
   of the total  assets of the  Series.  A Series will not  purchase  additional
   portfolio  securities if such Series has outstanding  borrowings in excess of
   5% of the value of its total assets;

- -  Mortgage or pledge any of its assets,  except to secure borrowings  permitted
   by the  preceding  paragraph  and  provided  that  this  limitation  does not
   prohibit escrow, collateral or margin arrangements in connection with (a) the
   writing of covered call options by the U.S. Government Securities Series; (b)
   the purchase of put options by the U.S.  Government  Securities Series or (c)
   the sale of  interest  rate  futures  contracts  and the  purchase or sale of
   options on such contracts by the U.S. Government Securities Series;

   
- -  Make "short" sales of securities,  or purchase  securities on "margin" except
   that for  purposes  of this  limitation,  initial and  variation  payments or
   deposits in  connection  with  interest  rate futures  contracts  and related
   options by the U.S. Government Securities Series will not be deemed to be the
   purchase  of  securities  on margin;  write or purchase  put or call  options
   except that the U.S.  Government  Securities  Series may write  covered  call
   options and the U.S.  Government  Securities  Series may purchase put options
   and may purchase and sell options on interest  rate futures and may engage in
   closing  transactions with respect to such options. The Series has no present
   intention  of  investing  in these  types of  securities,  and will not do so
   without the prior approval of the Fund's Board of Trustees;
    

- -  Purchase  securities of any issuer if immediately  thereafter more than 5% of
   total assets at market would be invested in the securities of any one issuer,
   other than the U.S. Government,  its agencies or instrumentalities;  buy more
   than  10% of the  voting  securities  of any  one  issuer,  other  than  U.S.
   Government agencies or instrumentalities,  or invest to control or manage any
   company;

- -  Invest more than 25% of the market value of its total assets in securities of
   issuers  in  any  one   industry;   for  the  purpose  of  this   limitation,
   mortgage-related securities do not constitute an industry;

- -  Invest  in  securities  issued  by  other  investment  companies,  except  in
   connection with a merger, consolidation, acquisition or reorganization;


                                      -3-
<PAGE>

- -  Purchase or hold any real estate including limited partnership  interests  in
   real property;

- -  Purchase or sell commodities and commodity  futures contracts except that the
   U.S.  Government  Securities  Series may sell interest rate futures contracts
   and may write call  options and may purchase put options with respect to such
   contracts  and may engage in closing  transactions  with  respect to all such
   transactions. The Series has no present intention of investing in these types
   of  securities,  and will not do so without the prior  approval of the Fund's
   Board of Trustees;

- -  Invest more than 5% of the value of its total  assets,  at market  value,  in
   securities  of any  company  which,  with  their  predecessors,  have been in
   operation  less  than  three  continuous  years,   provided,   however,  that
   securities are guaranteed by a company that (including predecessors) has been
   in  operation  at least three  continuous  years shall be excluded  from this
   calculation;

- -  Purchase or hold the securities of any issuer, if to its knowledge,  Trustees
   or officers of the Fund  individually  owning  beneficially more than 0.5% of
   the  securities of that other  company own in the  aggregate  more than 5% of
   such securities;

- -  Engage in  transactions  with its  Trustees and  officers,  or firms they are
   associated  with,  in  connection  with the  purchase or sale of  securities,
   except as broker;

- -  Underwrite the  securities of other issuers,  except the Series may invest in
   securities that are not readily  marketable  without  registration  under the
   Securities  Act  of  1933   ("restricted"   securities)  and  other  illiquid
   securities and repurchase  agreements with maturities in excess of seven days
   if immediately  after the making of such  investment not more than 10% of the
   value of its total  assets  (taken at cost) would be so  invested  and except
   that in connection  with the disposition of a security a Series may be deemed
   to be an underwriter as defined in the Securities Act of 1933; or

- -  Make loans, except loans of securities of the Series and except to the extent
   the purchase of notes, bonds or other evidences of indebtedness, or the entry
   into repurchase agreements may be considered loans.

   Although not fundamental policies subject to shareholder vote, as long as the
Fund's  shares are  registered  in certain  states,  a Series may not  mortgage,
pledge or hypothecate its assets to the extent that the value of such encumbered
assets exceed 10% of the per share  offering  price of shares of the Series,  it
may not  invest in  interests  in oil,  gas,  mineral  leases  or other  mineral
exploration or development  programs and it must limit to 5% of its gross assets
at market value its combined investments in securities of companies in operation
for less than three years (excluding  securities  guaranteed by a company which,
including predecessors, has been in operation at least three continuous years).

   Under the  Investment  Company  Act of 1940 (the  "1940  Act"),  a "vote of a
majority of the  outstanding  voting  securities" of the Fund or of a particular
Series  means  the  affirmative  vote of the  lesser of (l) more than 50% of the
outstanding  shares  of the  Fund  or of such  Series  or (2) 67% or more of the
shares of the Fund or of such Series present at a shareholder's  meeting if more
than 50% of the outstanding shares of the Fund or of such Series are represented
at the meeting in person or by proxy.

                             TRUSTEES AND OFFICERS

   Trustees  and officers of the Fund,  together  with  information  as to their
principal business occupations during the past five years, are shown below. Each
Trustee who is an  "interested  person" of the Fund, as defined in the 1940 Act,
is indicated by an asterisk. Unless otherwise indicated, their addresses are 100
Park Avenue, New York, NY 10017.
   

WILLIAM C. MORRIS*               Trustee, Chairman of the Board, Chief Executive
   (56)                          Officer and Chairman ofthe Executive Committee

                                 Managing Director, Chairman and President, J. &
                                 W.  Seligman  &  Co.  Incorporated,  investment
                                 managers and advisors;  and Seligman  Advisors,
                                 Inc.,  advisors;  Chairman and Chief  Executive
                                 Officer,   the  Seligman  Group  of  Investment
                                 Companies;    Chairman,    Seligman   Financial
                                 Services, Inc., distributor; Seligman Holdings,
                                 Inc., holding company; Seligman Services, Inc.,
                                 broker/dealer; and Carbo Ceramics Inc., ceramic
                                 proppants for oil and gas industry; Director or
                                 Trustee,  Seligman Data Corp.  (formerly  Union
                                 Data Service Center, Inc.), shareholder service
                                 agent; Daniel Industries, Inc., manufacturer of


                                      -4-
<PAGE>

                                 oil  and  gas  metering  equipment;  Kerr-McGee
                                 Corporation,  diversified  energy company;  and
                                 Sarah  Lawrence  College;  and a Member  of the
                                 Board of  Governors of the  Investment  Company
                                 Institute;    formerly,    Chairman,   Seligman
                                 Securities,  Inc.,  broker/dealer;  and J. & W.
                                 Seligman Trust Company, trust company.

RONALD T. SCHROEDER*             Trustee,  President and Member of the Executive
   (47)                          Committee
  
                                 Director,    Managing    Director   and   Chief
                                 Investment  Officer,  J.  & W.  Seligman  & Co.
                                 Incorporated, investment managers and advisors;
                                 Managing Director and Chief Investment Officer,
                                 Seligman Advisors, Inc., advisors;  Director or
                                 Trustee  and  President  and  Chief  Investment
                                 Officer,      Tri-Continental      Corporation,
                                 closed-end  investment company and the open-end
                                 investment  companies in the Seligman  Group of
                                 Investment  Companies;  Director and President,
                                 Seligman   Holdings,   Inc.,  holding  company;
                                 Director,  Seligman Financial  Services,  Inc.,
                                 distributor;  Seligman Data Corp.,  shareholder
                                 service agent; Seligman Quality Municipal Fund,
                                 Inc. and Seligman Select  Municipal Fund, Inc.,
                                 closed-end   investment   companies;   Seligman
                                 Henderson Co., advisors; and Seligman Services,
                                 Inc., broker/dealer;  formerly,  Director, J. &
                                 W. Seligman Trust Company,  trust company;  and
                                 Seligman Securities, Inc., broker/dealer.

FRED E. BROWN*                   Trustee
   (81)
                                 Director and Consultant, J. & W. Seligman & Co.
                                 Incorporated, investment managers and advisors;
                                 Director    or     Trustee,     Tri-Continental
                                 Corporation, closed-end investment company; and
                                 the  open-end   investment   companies  in  the
                                 Seligman   Group   of   Investment   Companies;
                                 Director,  Seligman Financial  Services,  Inc.,
                                 distributor;  Seligman Quality  Municipal Fund,
                                 Inc. and Seligman Select  Municipal Fund, Inc.,
                                 closed-end   investment   companies;   Seligman
                                 Services Inc., broker/dealer;  Trustee, Trudeau
                                 Institute,   nonprofit   bio-medical   research
                                 organization;  Lake Placid Center for the Arts,
                                 cultural  organization;  Lake Placid  Education
                                 Foundation,   education  foundation;  formerly,
                                 Director, J. & W. Seligman Trust Company, trust
                                 company;   and   Seligman   Securities,   Inc.,
                                 broker/dealer.

ALICE S. ILCHMAN                 Trustee
   (59)
                                 President,  Sarah Lawrence College; Director or
                                 Trustee,   the  Seligman  Group  of  Investment
                                 Companies;  NYNEX (formerly, New York Telephone
                                 Company),  telephone  company;  The Rockefeller
                                 Foundation,   charitable  foundation;  and  The
                                 Committee for Economic  Development;  formerly,
                                 Trustee,  The Markle Foundation,  philanthropic
                                 organization;   and   Director,   International
                                 Research  and  Exchange   Board,   intellectual
                                 exchanges.
                                 Sarah Lawrence College, Bronxville, NY  10708

JOHN E. MEROW*                   Trustee
   (65)
                                 Partner,   Sullivan  &   Cromwell,   law  firm;
                                 Director or Trustee, the Commonwealth  Aluminum
                                 Corporation;  the Seligman  Group of Investment
                                 Companies;  the  Municipal  Art  Society of New
                                 York;  the  U.  S.  Council  for  International
                                 Business  and the U.  S.-New  Zealand  Council;
                                 Chairman, American Australian Association;  the
                                 Municipal  Art  Society of New York;  Member of
                                 the  American  Law  Institute  and  Council  on
                                 Foreign  Relations;  and Member of the Board of
                                 Governors of the Foreign Policy Association and
                                 New York Hospital.
                                 125 Broad Street, New York, NY  10004

BETSY S. MICHEL                  Trustee
   (52)
                                 Attorney;  Director  or Trustee,  the  Seligman
                                 Group   of   Investment   Companies;   National
                                 Association of Independent Schools (Washington,
                                 D.C.),  education;  Chairman  of the  Board  of
                                 Trustees of St. George's School (Newport,  RI).
                                 St. Bernard's Road, P.O. Box 449, Gladstone, NJ
                                 07934



                                      -5-
<PAGE>
DOUGLAS R. NICHOLS, JR.          Trustee
   (75)
                                 Management Consultant; Director or Trustee, the
                                 Seligman   Group   of   Investment   Companies;
                                 formerly, Trustee, Drew University.
                                 790 Andrews Avenue, Delray Beach, FL  33483

JAMES C. PITNEY                  Trustee
   (68)
                                 Partner,  Pitney,  Hardin,  Kipp &  Szuch,  law
                                 firm;  Director or Trustee,  the Seligman Group
                                 of   Investment   Companies;   Public   Service
                                 Enterprise Group,  public utility.  Park Avenue
                                 at Morris County, P.O. Box 1945, Morristown, NJ
                                 07962-1945

JAMES Q. RIORDAN                 Trustee
   (67)
                                 Director,  Various  Corporations;  Director  or
                                 Trustee,   the  Seligman  Group  of  Investment
                                 Companies;  The Brooklyn  Museum;  The Brooklyn
                                 Union Gas Company;  The  Committee for Economic
                                 Development;  Dow  Jones  & Co.,  Inc.;  Public
                                 Broadcasting Service; formerly,  Co-Chairman of
                                 the  Policy  Council  of  the  Tax  Foundation;
                                 Director and Vice Chairman,  Mobil Corporation;
                                 Director, Tesoro Petroleum Companies, Inc.; and
                                 Director and  President,  Bekaert  Corporation.
                                 675 Third  Avenue,  Suite  3004,  New York,  NY
                                 10017

HERMAN J. SCHMIDT                Trustee
   (78)
                                 Director,  Various  Corporations;  Director  or
                                 Trustee,   the  Seligman  Group  of  Investment
                                 Companies; H. J. Heinz Company; HON Industries,
                                 Inc.;  and  MAPCO,  Inc;  formerly,   Director,
                                 MetLife   Series   Fund,   Inc.   and   MetLife
                                 Portfolios,  Inc.;  and Ryder  System,  Inc. 15
                                 Oakley Lane, Greenwich, CT 06830

ROBERT L. SHAFER                 Trustee
   (62)
                                 Vice President,  Pfizer Inc.,  pharmaceuticals;
                                 Director  or  Trustee,  the  Seligman  Group of
                                 Investment  Companies;  and USLIFE Corporation,
                                 life insurance.
                                 235 East 42nd Street, New York, NY  10017

JAMES N. WHITSON                 Trustee
   (60)
                                 Executive  Vice   President,   Chief  Operating
                                 Officer  and  Director,   Sammons  Enterprises,
                                 Inc.;  Director  or  Trustee,  Red Man Pipe and
                                 Supply Company, piping and other materials; the
                                 Seligman   Group   of   Investment   Companies;
                                 Director, C-SPAN.
                                 300 Crescent Court, Suite 700, Dallas, TX 75201

BRIAN T. ZINO*                   Trustee and Member of the Executive Committee
   (42)
                                 Managing     Director     (formerly,      Chief
                                 Administrative and Financial Officer),  J. & W.
                                 Seligman   &   Co.   Incorporated,   investment
                                 managers and advisors; Director or Trustee, the
                                 Seligman   Group   of   Investment   Companies;
                                 Chairman,   Seligman  Data  Corp.,  shareholder
                                 service  agent;  Director,  Seligman  Financial
                                 Services, Inc., distributor; Seligman Services,
                                 Inc.,  broker/dealer;  Senior  Vice  President,
                                 Seligman  Henderson  Co.,  advisors;  formerly,
                                 Director  and  Secretary,   Chuo  Trust  -  JWS
                                 Advisors,   Inc.,   advisors;   and   Director,
                                 Seligman Securities,  Inc., broker/dealer;  and
                                 J. & W. Seligman Trust Company, trust company.



                                      -6-
<PAGE>





DANIEL J. CHARLESTON             Portfolio Manager
   (35)                          
                                 Vice  President,  Investment  Officer,  J. & W.
                                 Seligman   &   Co.   Incorporated,   investment
                                 managers and advisors;  and Vice  President and
                                 Portfolio   Manager   of  one  other   open-end
                                 investment  company  in the  Seligman  Group of
                                 Investment Companies.

LEONARD J. LOVITO                Vice President and Portfolio Manager
   (34)                        
                                 Vice  President,  Investment  Officer,  J. & W.
                                 Seligman   &   Co.   Incorporated,   investment
                                 managers  and  advisors;   Vice  President  and
                                 Portfolio    Manager,    two   other   open-end
                                 investment  companies in the Seligman  Group of
                                 Investment Companies.

LAWRENCE P. VOGEL                Vice President
   (38)
                                 Senior  Vice  President,   Finance,   J.  &  W.
                                 Seligman   &   Co.   Incorporated,   investment
                                 managers  and  advisors;   Seligman   Financial
                                 Services,   Inc.,  distributor;   and  Seligman
                                 Advisors,  Inc., advisors; Vice President,  the
                                 Seligman Group of Investment Companies;  Senior
                                 Vice President, Finance (formerly,  Treasurer),
                                 Seligman Data Corp., shareholder service agent;
                                 Treasurer,  Seligman  Holdings,  Inc.,  holding
                                 company;  and Seligman Henderson Co., advisors;
                                 formerly,   Senior   Audit   Manager  at  Price
                                 Waterhouse, independent accountants.

FRANK J. NASTA                    Secretary
   (30)                          
                                 Secretary,  the  Seligman  Group of  Investment
                                 Companies;    J.   &   W.   Seligman   &   Co.,
                                 Incorporated, investment managers and advisers;
                                 Seligman Financial Services, Inc., distributor;
                                 Seligman  Henderson  Co.,  advisers;   Seligman
                                 Services, Inc.,  broker/dealers;  Seligman Data
                                 Corp.; Vice President, Law and Regulation, J. &
                                 W.  Seligman  &  Co.  Incorporated,  investment
                                 managers  and  advisers;   formerly,  attorney,
                                 Seward & Kissel.

THOMAS G. ROSE                   Treasurer
   (37)
                                 Treasurer,  the  Seligman  Group of  Investment
                                 Companies; and Seligman Data Corp., shareholder
                                 service agent;  formerly,  Treasurer,  American
                                 Investors Advisors, Inc.

      The  Executive  Committee of the  Trustees  acts on behalf of the Trustees
between  meetings to determine the value of  securities  and assets owned by the
Fund for which no market valuation is available and to elect or appoint officers
of the Fund to serve until the next meeting of the Trustees.
<TABLE>
<CAPTION>

                                                     COMPENSATION TABLE
                                                                          Pension or
                                                Aggregate            Retirement Benefits       Total Compensation
                                               Compensation           Accrued as part of          from Fund and
      POSITION WITH REGISTRANT                FROM FUND (1)             FUND EXPENSES           FUND COMPLEX (2)
      ------------------------                -------------             -------------           ----------------
<S>                                              <C>                         <C>                   <C>       
William C. Morris, Director                        N/A                       N/A                       N/A
Ronald T. Schroeder, Director                      N/A                       N/A                       N/A
Fred E. Brown, Director                            N/A                       N/A                       N/A
Alice S. Ilchman, Director                       $2650.73                    N/A                   $67,000.00
John E. Merow, Director                            2615.02(d)                N/A                     66,000.00(d)
Betsy S. Michel, Director                         2615.02                    N/A                     66,000.00
Douglas R. Nichols, Jr., Director                 2615.02                    N/A                     66,000.00
James C. Pitney, Director                         2650.73                    N/A                     67,000.00
James Q. Riordan, Director                        2615.02                    N/A                     66,000.00
Herman J. Schmidt, Director                       2615.02                    N/A                     66,000.00
Robert L. Shafer, Director                        2615.02                    N/A                     66,000.00
James N. Whitson, Director                         2615.02(d)                N/A                      66,000.00(d)
Brian T. Zino, Director                            N/A                       N/A                       N/A

</TABLE>


                                      -7-
<PAGE>
- ----------------------
(1) Based on  remuneration  received by the  Directors  of the Fund for the year
ended December 31, 1994.

(2) As  defined in the  Fund's  Prospectus,  the  Seligman  Group of  Investment
Companies consists of seventeen investment companies.

(d)  Deferred.   As  of  December  31,  1994,  the  total  amounts  of  deferred
compensation  (including interest) payable to Messrs.  Merow, Pitney and Whitson
were  $25,833,  $22,065 and $4,333,  respectively.  Mr.  Pitney no longer defers
current compensation.

      The Fund has a compensation  arrangement  under which outside Trustees may
elect to defer receiving their fees. Under this  arrangement,  interest would be
accrued on the deferred balances.
    
      Trustees  and  officers  of the  Fund  are also  directors,  trustees  and
officers of some or all of the other investment companies in the Seligman Group.

   
      Trustees and officers of the Fund as a group owned  directly or indirectly
9,374 shares of Seligman  High-Yield  Bond Series and -0- shares of the Seligman
U.S. Government  Securities Series as of March 31, 1995, or less than 1% of each
Series' Class A capital  stock.  As of that date, no Directors or officers owned
shares of either Series' Class D capital stock.
    

                            MANAGEMENT AND EXPENSES

      As indicated in each Series Prospectus,  under the Management  Agreements,
dated  December  29,  1988,  subject  to the  control of the  Trustees,  J. & W.
Seligman & Co. Incorporated (the "Manager") manages the investment of the assets
of each Series,  including  making  purchases and sales of portfolio  securities
consistent with the Series' investment objectives and policies,  and administers
its business and other affairs.  The Manager  provides the Fund with such office
space,  administrative  and other services and executive and other  personnel as
are necessary for Fund  operations.  The Manager pays all of the compensation of
Trustees of the Fund who are  employees  or  consultants  of the Manager and the
officers and employees of the Fund. The Manager also provides senior  management
for Seligman Data Corp., the Fund's shareholder service agent.

   
      The  Manager is  entitled to receive a  management  fee for its  services,
calculated  daily and payable  monthly,  equal to .50% of the average  daily net
assets of the Series on an annual basis. The management fees paid by each Series
for each of 1994,  1993 and 1992 equaled .50% of the average daily net assets of
each  Series;  or for the  Seligman  U.S.  Government  Series  and the  Seligman
High-Yield  Bond  Series,  respectively  $338,362,  $296,325  and  $296,978  and
$329,652, $251,812 and $185,376, respectively.

      The Fund pays all its  expenses  other than those  assumed by the Manager,
including  brokerage  commissions,  administration,   shareholder  services  and
distribution  fees,  if any,  fees and  expenses of  independent  attorneys  and
auditors,  taxes and governmental fees including fees and expenses of qualifying
the Fund and its shares under federal and state  securities  laws, cost of stock
certificates  and expenses of repurchase  or  redemption of shares,  expenses of
printing and distributing reports,  notices and proxy materials and prospectuses
to existing  shareholders,  expenses of  printing  and filing  reports and other
documents filed with governmental agencies,  expenses of shareholders' meetings,
expenses  of  corporate  data  processing  and  related  services,   shareholder
recordkeeping  and  shareholder  account  services,  fees and  disbursements  of
transfer   agents  and   custodians,   expenses  of  disbursing   dividends  and
distributions,  fees payable under the Administration,  Shareholder Services and
Distribution Plan described below, fees and expenses of Trustees of the Fund not
employed  by (or  serving  as a  Trustee  of)  the  Manager  or its  affiliates,
insurance premiums and extraordinary  expenses such as litigation expenses.  The
Fund's  expenses are  allocated  among the Series in a manner  determined by the
Trustees to be fair and equitable.

      The Manager has undertaken to one state securities administrators, so long
as required, to reimburse each Series for each year in the amount by which total
expenses,  including the management fee but excluding interest, taxes, brokerage
commissions,  distribution fees and extraordinary expenses, exceed 2 1/2% of the
first  $30,000,000 of average net assets,  2% of the next $70,000,000 of average
net assets,  and 1 1/2%  thereafter.  Such  reimbursement,  if any, will be paid
monthly.
    


                                      -8-
<PAGE>






      On December 29, 1988, a majority of the outstanding  voting  securities of
the  Manager  was  purchased  by  Mr.  William  C.  Morris  and  a  simultaneous
recapitalization of the Manager occurred.

      Each  Management  Agreement  was  approved  by the Board of  Directors  on
September 30, 1988 and by the shareholders at a Special Meeting held on December
16, 1988. The Management  Agreement will continue until December 31 of each year
(1) if such continuance is approved in the manner required by the 1940 Act (by a
vote of a majority of the Trustees or of the  outstanding  voting  securities of
the Series and by a vote of a majority  of the  Trustees  who are not parties to
the  Management  Agreement or interested  persons of any such party) and, (2) if
the  Manager  shall  not have  notified  the  Series  at least 60 days  prior to
December  31 of any  year  that  it  does  not  desire  such  continuance.  Each
Management  Agreement  may be  terminated  by the  appropriate  Series,  without
penalty,  on  60  days'  written  notice  to  the  Manager  and  will  terminate
automatically  in the event of its assignment.  Each Series has agreed to change
its name upon  termination of its  Management  Agreement if continued use of the
name would cause confusion in the context of the Manager's business.

      The Manager is a successor firm to an investment  banking business founded
in 1864  which has  thereafter  provided  investment  services  to  individuals,
families, institutions and corporations. See the Appendix for further history of
the Manager.

   
         Officers,  directors  and  employees  of the Manager are  permitted  to
engage in personal  securities  transactions,  subject to the Manager's  Code of
Ethics  (the  "Code").  The Code  proscribes  certain  practices  with regard to
personal securities transactions and personal dealings, provides a framework for
the  reporting  and  monitoring  of  personal  securities  transactions  by  the
Manager's Director of Compliance, and sets forth a procedure of identifying, for
disciplinary  action, those individuals who violate the Code. The Code prohibits
each of the officers, directors and employees (including all portfolio managers)
of the  Manager  from  purchasing  or selling  any  security  that the  officer,
director or employee  knows or believes (i) was  recommended  by the Manager for
purchase or sale by any client,  including  the Fund,  within the  preceding two
weeks,  (ii) has been  reviewed  by the Manager  for  possible  purchase or sale
within the preceding two weeks,  (iii) is being purchased or sold by any client,
(iv) is being  considered  by a research  analyst,  (v) is being  acquired  in a
private  placement,  unless prior  approval has been obtained from the Manager's
Director of Compliance, or (vi) is being acquired during an initial or secondary
public offering.  The Code also imposes a strict standard of confidentiality and
requires  portfolio  managers  to  disclose  any  interest  they may have in the
securities or issuers that they recommend for purchase by any client.

         The Code also  prohibits  (i) each  portfolio  manager  or member of an
investment  team from  purchasing or selling any security  within seven calendar
days of the  purchase or sale of the security by a client's  account  (including
investment  company accounts) for which the portfolio manager or investment team
manages and (ii) each employee  from engaging in short-term  trading (a purchase
and sale or vice-versa  within 60 days). Any profit realized  pursuant to either
of these prohibitions must be disgorged.

         Officers,  directors  and  employees  are  required,  except under very
limited circumstances, to engage in personal securities transactions through the
Manager's order desk. The order desk maintains a list of securities that may not
be purchased due to a possible  conflict with clients.  All officers,  directors
and employees are also required to disclose all securities beneficially owned by
them on December 31 of each year.
    

           ADMINISTRATION, SHAREHOLDER SERVICES AND DISTRIBUTION PLAN

      As  indicated  in  each  Series  Prospectus,   the  Fund  has  adopted  an
Administration,  Shareholder  Services and Distribution  Plan (the "Plan") under
Section  12(b) of the 1940 Act and Rule 12b-1  thereunder  (the "Rule") for each
Series.

   
      The Plan was last  approved on November  19, 1992 by the Board of Trustees
of the Fund,  including  a  majority  of the  Trustees  who are not  "interested
persons"  (as defined in the Act) and who have no direct or  indirect  financial
interest in the  operation of the Plan or in any  agreement  related to the Plan
(the "Qualified  Trustees") and by the  shareholders of each Series at a meeting
of  shareholders  on April 10,  1986.  Amendments  to the Plan were  approved in
respect of the Class D shares on July 15,  1993 by the Board of  Trustees of the
Fund, including a majority of the Qualified Trustees,  and became effective with
respect to the Class D shares of the Seligman U.S. Government  Securities Series
and  Seligman  High-Yield  Bond  Series on  September  21,  1993.  The Plan will
continue in effect until December 31 of each year so long as such continuance is
approved  annually by a majority  vote of both the  Trustees  and the  Qualified
Trustees  of the Fund,  cast in person at a meeting  called  for the  purpose of
voting on such approval.  The Plan may not be amended to increase materially the
amounts payable to Service Organizations (as defined in each Series' Prospectus)


                                      -9-
<PAGE>

with respect to a class of shares of the  Seligman  U.S.  Government  Securities
Series and Seligman High-Yield Bond Series without the approval of a majority of
the outstanding  voting  securities of a class and no material  amendment to the
Plan may be made except by a majority  of both the  Trustees  and the  Qualified
Trustees.
    

      The Plan  requires  that the  Treasurer  of the Fund shall  provide to the
Trustees, and the Trustees shall review, at least quarterly, a written report of
the amounts  expended (and purposes  therefor)  under the Plan.  Rule 12b-1 also
requires that the selection and  nomination of Trustees who are not  "interested
persons" of the Fund be made by such disinterested Trustees.

                             PORTFOLIO TRANSACTIONS

   
      No  brokerage  commissions  were paid by the Fund during 1994,  1993,  and
1992.  When two or more of the  investment  companies in the  Seligman  Group or
other investment  advisory clients of the Manager desire to buy or sell the same
security at the same time, the securities purchased or sold are allocated by the
Manager in a manner  believed  to be  equitable  to each.  There may be possible
advantages or  disadvantages of such  transactions  with respect to price or the
size of positions readily obtainable or saleable.
    

                     PURCHASE AND REDEMPTION OF FUND SHARES

      The Seligman U.S.  Government  Securities  Series and Seligman  High-Yield
Bond  Series of the Fund  issues two  classes  of shares:  Class A shares may be
purchased  at a price  equal to the next  determined  net asset value per share,
plus a sales load.  Class D shares may be purchased at a price equal to the next
determined  net asset value  without an initial  sales  load,  but a CDSL may be
charged  on  redemptions   within  one  year  of  purchase.   See   "Alternative
Distribution  System,"  "Purchase  Of  Shares,"  and  "Redemption  Of Shares" as
applicable in each Series' respective Prospectus.

SPECIMEN PRICE MAKE-UP

   
      Under  the  current  distribution  arrangements  between  the Fund and the
Distributor,  Class A shares are sold at a maximum sales load of 4.75% and Class
D shares are sold at net asset  value.*  Using each  Series'  net asset value at
December 31, 1994, the maximum offering price of a Series' shares is as follows:

                   SELIGMAN U.S. GOVERNMENT SECURITIES SERIES

 CLASS A

Net asset value per share ..............................................   $6.47

Maximum sales load (4.75% of offering price) ...........................     .32
                                                                           -----

Maximum offering price per share .......................................   $6.79
                                                                           =====

CLASS D

Net asset value and maximum offering price per share* ..................   $6.48
                                                                           =====

                        SELIGMAN HIGH-YIELD BOND SERIES
CLASS A

Net asset value per share ..............................................   $6.35

Maximum sales load (4.75% of offering price) ...........................     .32
                                                                           -----

Maximum offering price per share .......................................   $6.67
                                                                           =====

CLASS D

Net asset value and maximum offering price per share* ..................   $6.35
                                                                           =====
    


                                      -10-
<PAGE>
- -------------
* Class D shares are subject to a CDSL of 1% on  redemptions  within one year of
  purchase. See "Redemption Of Shares" in the Seligman U.S.Government Securities
  Series and Seligman High-Yield Bond Series Prospectuses.

CLASS A SHARES - REDUCED SALES LOADS

REDUCTIONS AVAILABLE.  Shares of any Seligman mutual fund sold with a sales load
in a continuous offering will be eligible for the following reductions:

     VOLUME DISCOUNTS are provided if the total amount being invested in Class A
shares of the Seligman U.S. Government Securities Series and Seligman High-Yield
Bond Series or in any  combination  of shares of the other  mutual  funds in the
Seligman Group which are sold with a sales load, reaches levels indicated in the
sales load schedule set forth in the Prospectuses.

     THE RIGHT OF  ACCUMULATION  allows an investor to combine the amount  being
invested in Class A shares of the Seligman U.S. Government Securities Series and
Seligman  High-Yield Bond Series,  Seligman Capital Fund,  Seligman Common Stock
Fund,  Seligman  Communications  and Information  Fund,  Seligman Frontier Fund,
Seligman Growth Fund,  Seligman  Henderson  Global Fund Series,  Seligman Income
Fund, Seligman New Jersey Tax-Exempt Fund, Seligman Pennsylvania Tax-Exempt Fund
Series, Seligman Tax-Exempt Fund Series or Seligman Tax-Exempt Series Trust that
were  sold with a sales  load with the total net asset  value of shares of those
Seligman  mutual  funds  already  owned that were sold with a sales load and the
total net asset  value of shares of  Seligman  Cash  Management  Fund which were
acquired  through an exchange of shares of another  mutual fund in the  Seligman
Group on which  there  was a sales  load at the time of  purchase  to  determine
reduced sales loads in  accordance  with the schedule in the  Prospectuses.  The
value of the  shares  owned,  including  the value of shares  of  Seligman  Cash
Management  Fund acquired in an exchange of shares of another mutual fund in the
Seligman  Group on which there is a sales load at the time of  purchase  will be
taken into account in orders placed through a dealer,  however, only if Seligman
Financial Services,  Inc. ("SFSI") is notified by an investor or a dealer of the
amount  owned at the  time the  purchase  is made  and is  furnished  sufficient
information to permit confirmation.

     A LETTER OF INTENT  allows an investor  to  purchase  Class A shares of the
Seligman U.S.  Government  Securities Series and Seligman High-Yield Bond Series
shares  over a 13-month  period at reduced  sales loads in  accordance  with the
schedule in the Prospectuses, based on the total amount of Class A shares of the
Seligman U.S.  Government  Securities Series and Seligman High-Yield Bond Series
that the letter states the investor intends to purchase plus the total net asset
value of  shares  that were sold with a sales  load of  Seligman  Capital  Fund,
Seligman  Common  Stock Fund,  Seligman  Communications  and  Information  Fund,
Seligman  Frontier Fund,  Seligman Growth Fund,  Seligman  Henderson Global Fund
Series,  Seligman Income Fund,  Seligman New Jersey  Tax-Exempt  Fund,  Seligman
Pennsylvania  Tax-Exempt  Fund  Series,  Seligman  Tax-Exempt  Fund  Series  and
Seligman  Tax-Exempt Series Trust already owned and the total net asset value of
shares of Seligman Cash Management Fund which were acquired  through an exchange
of shares of another  mutual  fund in the  Seligman  Group on which  there was a
sales  load at the time of  purchase.  Reduced  sales  loads  also may  apply to
purchases made within a 13-month  period  starting up to 90 days before the date
of execution of a letter of intent. For more information concerning the terms of
the letter of intent, see "Terms and Conditions - Letter of Intent" accompanying
the Account Application in each Series Prospectus.

PERSONS ENTITLED TO REDUCTIONS.  Reductions in sales loads apply to purchases of
Class A shares of the Seligman U.S.  Government  Securities  Series and Seligman
High-Yield Bond Series by a "single person," including an individual; members of
a family unit comprising husband, wife and minor children; or a trustee or other
fiduciary  purchasing for a single  fiduciary  account.  Employee  benefit plans
qualified   under  Section  401  of  the  Internal   Revenue  Code,   tax-exempt
organizations  under  Section  501 (c)(3) or (13),  and  non-qualified  employee
benefit plans that satisfy uniform criteria are considered  "single persons" for
this purpose. The uniform criteria are as follows:

1. Employees  must authorize the employer,  if requested by the Fund, to receive
in bulk  and to  distribute  to each  participant  on a  timely  basis  the Fund
prospectuses, reports and other shareholder communications.

2. Employees  participating  in a plan will be expected to make regular periodic
investments  (at  least  annually).   A  participant  who  fails  to  make  such
investments  may be dropped  from the plan by the employer or the Fund 12 months
and 30 days after the last regular investment in his account. In such event, the
dropped participant would lose the discount on share purchases to which the plan
might then be entitled.


                                      -11-
<PAGE>

3. The employer must solicit its employees for participation in such an employee
benefit plan or authorize and assist an investment  dealer in making  enrollment
solicitations.

ELIGIBLE  EMPLOYEE  BENEFIT PLANS.  The table of sales loads in the Prospectuses
applies to sales to "eligible  employee benefit plans," except that the Fund may
sell  shares  at net  asset  value to  "eligible  employee  benefit  plans,"  of
employers  who have at least  2,000  U.S.  employees  to whom  such plan is made
available or, regardless of the number of employees, if such plan is established
or maintained by any dealer which has a sales agreement with Seligman  Financial
Services,  Inc. Such sales must be made in connection  with a payroll  deduction
system of plan funding or other systems  acceptable to Seligman Data Corp.,  the
Fund's  shareholder  service agent.  Such sales are believed to require  limited
sales  effort and sales  related  expenses and  therefore  are made at net asset
value.  Contributions or account  information for plan participation also should
be transmitted to Union Data by methods which it accepts. Additional information
about "eligible  employee benefit plans" is available from investment dealers or
SFSI. The term "eligible  employee  benefit plan" means any plan or arrangement,
whether or not tax qualified, which provides for the purchase of Fund shares.

PAYMENT IN  SECURITIES.  In addition to cash, a Series may accept  securities in
payment for shares of the Series sold at the  applicable  public  offering price
(net asset  value plus any  applicable  sales load)  although  the Series do not
presently intend to accept securities in payment for Series' shares.  Generally,
a Series will only consider accepting securities (l) to increase its holdings in
a portfolio  security of the Series,  or (2) if the Manager  determines that the
offered securities are a suitable  investment for the Series and in a sufficient
amount for efficient management. Although no minimum has been established, it is
expected  that a Series  would not accept  securities  with a value of less than
$100,000  per issue in payment  for  shares.  A Series may reject in whole or in
part offers to pay for shares of the Series with securities, may require partial
payment  in cash for  applicable  sales  loads,  and may  discontinue  accepting
securities as payment for shares of the Series at any time without  notice.  The
Fund will not accept  restricted  securities in payment for Series  shares.  The
Fund will value accepted securities in the manner provided for valuing portfolio
securities of the Fund. Any securities  accepted by the Fund in payment for Fund
shares  will have an active and  substantial  market  and have a value  which is
readily  ascertainable  (See  "Valuation").  In accordance with Texas securities
regulations,  should the Fund accept  securities  in payment  for  shares,  such
transactions would be limited to a bona fide  reorganization,  statutory merger,
or to other  acquisitions  of portfolio  securities  (except for municipal  debt
securities  issued  by  state  political   subdivisions  or  their  agencies  or
instrumentalities)  which meet the  investment  objectives  and  policies of the
investment  company;  are acquired for investment and not for resale; are liquid
securities which are not restricted as to transfer either by law or liquidity of
market;  and have a value which is readily  ascertainable  (and not  established
only by evaluation  procedures)  as evidenced by a listing on the American Stock
Exchange, the New York Stock Exchange or NASDAQ.

   
FURTHER  TYPES  OF  REDUCTIONS.  Class A  shares  of  Seligman  U.S.  Government
Securities  Series and Seligman  High Yield Bond Series may be issued  without a
sales load in connection  with the  acquisition of cash and securities  owned by
other  investment   companies  and  personal  holding   companies  to  financial
institution trust  departments,  to registered  investment  advisers  exercising
discretionary  investment authority with respect to the purchase of Fund shares,
or  pursuant  to   sponsored   arrangements   with   organizations   which  make
recommendations  to, or permit group solicitation of, its employees,  members or
participants  in connection with the purchase of shares of the Fund, to separate
accounts  established  and  maintained by an insurance  company which are exempt
from  registration  under  Section  3(c)(11)  of the  1940  Act,  to  registered
representatives  and  employees  (and their  spouses and minor  children) of any
dealer that has a sales  agreement  with SFSI, to  shareholders  of mutual funds
with  investment  objectives  and  policies  similar to the Series' who purchase
shares with  redemption  proceeds of such funds and to certain  unit  investment
trusts as described in each Series Prospectus.
    

    Class A shares of Seligman U.S.  Government  Securities  Series and Seligman
High-Yield  Bond  Series may be sold at net asset value to these  persons  since
such  sales  require  less sales  effort and lower  sales  related  expenses  as
compared with sales to the general public.

MORE ABOUT  REDEMPTIONS.  The  procedures  for  redemption  of Fund shares under
ordinary   circumstances  are  set  forth  in  the   Prospectuses.   In  unusual
circumstances, payment may be postponed, if the orderly liquidation of portfolio
securities is prevented by the closing of, or restricted trading on the New York
Stock Exchange  ("NYSE")  during periods of emergency,  or such other periods as
ordered by the  Commission.  Payment may be made in  securities,  subject to the
review of some state securities commissions. If payment is made in securities, a
shareholder may incur brokerage expenses in converting these securities to cash.


                                      -12-
<PAGE>

                             DISTRIBUTION SERVICES

   
    Seligman  Financial  Services,  Inc. an affiliate of the Manager,  acts as a
general  distributor  of the shares of the Fund and of the other mutual funds in
the Seligman  Group.  As general  distributor  of the Fund's share of beneficial
interest,  SFSI  allows  concessions  to dealers  as  indicated  in each  Series
Prospectus.  SFSI  receives  the  balance  of  sales  loads  and  any  CDSL,  if
applicable,  paid by investors.  The following  table sets forth the commissions
received by SFSI and dealers concessions by a Series for 1994, 1993, and 1992.

<TABLE>
<CAPTION>

                                         Seligman Financial                                Dealer
    SERIES                              SERVICES COMMISSIONS                             CONCESSIONS
    ------                              --------------------                             -----------
                                    1994        1993        1992              1994          1993           1992
                                    ----        ----        ----              ----          ----           ----
<S>                              <C>        <C>          <C>              <C>           <C>            <C>     
Seligman U.S.
 Government Securities           $ 8,580    $ 12,563     $ 8,054          $ 61,645      $ 91,712       $ 65,507
Seligman High-
  Yield Bond                      45,213      67,466      24,545           353,427       519,151        193,612
</TABLE>
    
    Class A  shares  of the  Seligman  U.S.  Government  Securities  Series  and
Seligman  High-Yield  Bond  Series may be sold at net asset value to present and
retired  Trustees,  directors,   officers,  employees  (and  spouses  and  minor
children) of the Fund, the other mutual funds in the Seligman Group, the Manager
and other companies affiliated with the Manager.  Such sales also may be made to
employee  benefit  and  thrift  plans  for such  persons  and to any  investment
advisory,  custodial, trust or other fiduciary account managed or advised by the
Manager or any affiliate.  These sales may be made for investment purposes only,
and shares may be resold only to the Fund.

                                   VALUATION

   
    Net asset  value per share of each Series is  determined  as of the close of
trading on the NYSE,  (usually 4:00 p.m.,  Eastern time), each day that the NYSE
is open. The NYSE is currently  closed on New Year's Day,  Presidents' Day, Good
Friday,  Memorial  Day,  Independence  Day,  Labor  Day,  Thanksgiving  Day  and
Christmas Day. The fair value of any restricted securities held by a Series will
be  determined  by the Manager in  accordance  with  procedures  approved by the
Trustees.  This value  generally  is  determined  as the amount which the Series
could  reasonably  expect  to  receive  from an  orderly  disposition  of  these
securities  over a  reasonable  period of time.  The net asset  value of Class D
shares will  generally  be lower than the net asset value of Class A shares as a
result of the larger distribution fee with respect to Class D shares.

    The net asset value per share is  determined by dividing the market value of
each Series' class' securities as of the close of trading plus any cash or other
assets   (including   dividends  and  accrued  interest   receivable)  less  all
liabilities  (including  accrued  expenses),  by  the  number  of  class  shares
outstanding.  Portfolio  securities,  including open short positions and options
written,  are  valued  at the last  sale  price on the  securities  exchange  or
securities market on which such securities primarily are traded.  Securities not
listed on an exchange or securities market, or securities in which there were no
transactions,  are valued at the average of the most recent bid and asked price,
except in the case of open short  positions  where the asked price is available.
Any  securities for which recent market  quotations  are not readily  available,
including  restricted  securities,  are  valued at fair value as  determined  in
accordance  with  procedures  approved  by the  Board of  Directors.  Short-term
obligations with less than sixty days remaining to maturity are generally valued
at amortized cost. Short-term obligations with more than sixty days remaining to
maturity will be valued at current  market value until the sixtieth day prior to
maturity,  and will then be valued on an amortized cost basis based on the value
on such date unless the Board determines that this amortized cost value does not
represent  fair  market  value.  Expenses  and fees,  including  the  investment
management  fee,  are  accrued  daily and taken into  account for the purpose of
determining the net asset value of Series shares.  Premiums received on the sale
of call  options  will be included in the net asset  value,  and current  market
value of the option sold by the Fund will be subtracted from net asset value.
    

                            PERFORMANCE INFORMATION

   
    The Class A shares of the U.S.  Government  Securities Series and High-Yield
Bond Series  annualized  yield for the 30-day period ended December 31, 1994 was
6.41% and 10.31%,  respectively.  The annualized  yield was computed by dividing
each Series' net investment  income per share earned during the 30-day period by


                                      -13-
<PAGE>

the maximum offering price per share (i.e., the net asset value plus the maximum
sales load of 4.75% of the net amount  invested) on December 31, 1994, which was
the last day of this  period.  The average  number of Class A shares of the U.S.
Government  Securities  Series and  High-Yield  Bond  Series was  8,524,246  and
9,073,209, respectively which was the average daily number of shares outstanding
during the 30-day  period that were eligible to receive  dividends.  The Class D
shares of the U.S.  Government  Securities  Series and  High-Yield  Bond  Series
annualized  yield for the 30-day  period  ended  December 31, 1994 was 5.23% and
9.73%, respectively.  The annualized yield was computed by dividing each Series'
net  investment  income per share earned during the 30-day period by the maximum
offering price per share (i.e., the net asset value) on December 31, 1994, which
was the last day of this  period.  The  average  number of Class D shares of the
U.S.  Government  Securities  Series and High-Yield  Bond Series was 962,500 and
1,386,469, respectively which was the average daily number of shares outstanding
during the 30-day  period that were  eligible to receive  dividends.  Income was
computed by totaling  the  interest  earned on all debt  obligations  during the
30-day  period  and  subtracting  from that  amount  the total of all  recurring
expenses  incurred during the period.  The 30-day yield was then annualized on a
bond-equivalent  basis assuming semi-annual  reinvestment and compounding of net
investment income, as described in each Series Prospectus.

    The average  annual total returns for Class A shares of the U.S.  Government
Securities  Series and High-Yield Bond Series,  respectively,  for the one-year,
five-year and since  inception  through the period ended  December 31, 1994 were
(8.47)%, 4.78% and 7.68%; and (4.06)%,  10.73% and 10.67%,  respectively.  These
amounts  were  computed by assuming a  hypothetical  initial  payment of $1,000,
subtracting  the maximum sales load of $47.50 (4.75% of public  offering  price)
and assuming that all of the dividends and  distributions by the Series over the
relevant  time period were  reinvested.  It was then  assumed that at the end of
these  periods  ended  December  31, 1994 the entire  amount was  redeemed.  The
average annual total return was then  calculated by calculating  the annual rate
required  for the  initial  payment to grow to the amount  which would have been
received upon  redemption  (i.e.,  the average annual  compound rate of return).
Total  return for Class D shares of the U.S.  Government  Securities  Series and
High-Yield  Bond  Series,  respectively,  for  the  one-year  period  and  since
inception  through  December  31, 1994 were  (5.95)% and (4.46)% and (1.21)% and
3.29%,  respectively.  These amounts were computed assuming hypothetical initial
payments of $1,000 and that all of the dividends and distributions  paid by each
Series' Class D shares,  if any, were  reinvested over the relevant time period.
For the one-year period ended December 31, 1994, it was then assumed that at the
end of the period,  entire amount was redeemed,  subtracting  the  applicable 1%
CDSL.
    

    Table A below illustrates the total return on a $1,000 investment in Class A
shares of the U.S. Government  Securities Series and High-Yield Bond Series from
the  commencement  of their  operations  through  December  31,  1994,  assuming
investment of all dividends and capital gain distributions.  Table B illustrates
the total return  (income and capital) on Class D shares of the U.S.  Government
Securities  Series and High-Yield  Bond Series with dividends  invested and gain
distributions taken in shares.
<TABLE>
<CAPTION>
   
                                              TABLE A - CLASS A SHARES

                                                VALUE OF
PERIOD                      VALUE OF          CAPITAL GAIN        VALUE OF                          TOTAL
ENDED                  INITIAL INVESTMENT(2)  DISTRIBUTIONS       DIVIDENDS     TOTAL VALUE (2)     RETURN (3)
- ------                 ---------------------  -------------       ---------     ---------------     ----------
Seligman U.S.
GOVERNMENT SECURITIES
- ---------------------
<S>                          <C>                  <C>              <C>             <C>               <C>     
12/31/85(1)                 $  1,083             $   2             $   89          $  1,174
12/31/86                       1,087                85                191             1,363
12/31/87                         949               104                271             1,324
12/31/88                         941               103                384             1,428
12/31/89                         939               103                518             1,560
12/31/90                         919               101                640             1,660
12/31/91                         973               107                813             1,893
12/31/92                         958               105                939             2,002
12/31/93                         958               105              1,089             2,152
12/31/94                         863                94              1,111             2,068          106.81%


</TABLE>



                                      -14-
<PAGE>
<TABLE>
<CAPTION>


                                                VALUE OF
PERIOD                      VALUE OF          CAPITAL GAIN        VALUE OF                          TOTAL
ENDED                  INITIAL INVESTMENT(2)  DISTRIBUTIONS       DIVIDENDS     TOTAL VALUE (2)     RETURN (3)
- ------                 ---------------------  -------------       ---------     ---------------     ----------
Seligman High-
YIELD BOND
- ----------
<S>                          <C>                  <C>              <C>             <C>               <C>     
12/31/85(1)                 $  1,012             $   0             $  110          $  1,122
12/31/86                       1,044                 0                254             1,298
12/31/87                         943                22                373             1,338
12/31/88                         936                22                532             1,490
12/31/89                         853                20                674             1,547
12/31/90                         695                16                724             1,435
12/31/91                         794                19              1,062             1,875
12/31/92                         856                20              1,375             2,251
12/31/93                         925                22              1,736             2,683
12/31/94                         846                20              1,838             2,704          170.44%
</TABLE>

<TABLE>

                                              TABLE B - CLASS D SHARES
<CAPTION>

                                                VALUE OF
PERIOD                      VALUE OF          CAPITAL GAIN        VALUE OF                          TOTAL
ENDED                  INITIAL INVESTMENT(2)  DISTRIBUTIONS       DIVIDENDS     TOTAL VALUE (2)     RETURN (3)
- ------                 ---------------------  -------------       ---------     ---------------     ----------
<S>                          <C>                  <C>              <C>             <C>               <C>     
Seligman U.S.
GOVERNMENT SECURITIES
12/31/93(1)                    $ 982              $ --               $ 12             $ 994
12/31/94                         884                --                 59               943           (5.66)%
Seligman High-
YIELD BOND
12/31/93(1)                  $ 1,030              $ --               $ 15           $ 1,045
12/31/94                         942                --                100             1,042            4.22%
</TABLE>
    

1  From commencement of operations of Class A shares on March 11, 1985; and from
   commencement of offering of Class D shares on September 21, 1993.

2  The "Value of  Initial  Investment"  as of the date  indicated  reflects  the
   effect of the maximum sales load, assumes that all dividends and capital gain
   distributions  were taken in cash and reflects changes in the net asset value
   of the shares  purchased with the  hypothetical  initial  investment.  "Total
   Value" reflects the effect of the CDSL, if applicable,  assumes investment of
   all dividends and capital gain  distributions and reflects changes in the net
   asset value.

3  "Total  Return" for each  Series is  calculated  by  assuming a  hypothetical
   initial  investment  of  $1,000 at the  beginning  of the  period  specified,
   subtracting the maximum sales load or Class A shares; determining total value
   of all  dividends  and  distributions  that would  have been paid  during the
   period  on such  shares  assuming  that each  dividend  or  distribution  was
   invested in additional shares at net asset value; calculating the total value
   of the investment at the end of the period;  subtracting  the CDSL on Class D
   shares, if applicable;  and finally,  by dividing the difference  between the
   amount of the hypothetical  initial investment at the beginning of the period
   and  its  total  value  at the  end  of  the  period  by  the  amount  of the
   hypothetical initial investment.

No  adjustments  have been made for any income  taxes  payable by  investors  on
dividends invested or gain distributions taken in shares.

   Each of the  Series  may also  include  its  aggregate  total  return  over a
specified  period in  advertisements  or in information  furnished to present or
prospective shareholders.



                                      -15-
<PAGE>





                              GENERAL INFORMATION

INFORMATION ABOUT BUSINESS TRUSTS. As indicated in each Series  Prospectus,  the
Fund is  organized  as a business  trust under the laws of the  Commonwealth  of
Massachusetts.  Under the  Declaration of Trust,  the Trustees are authorized to
classify or reclassify  and issue any shares of beneficial  interest of the Fund
into any number of other Series without further action by shareholders. The 1940
Act  requires  that where  more than one  Series  exists,  each  Series  must be
preferred over all other Series in respect of assets  specifically  allocated to
such Series.

   As a general  matter,  the Fund will not hold annual or other meetings of the
shareholders.  This is because the Declaration of Trust provides for shareholder
voting only (a) for the election or removal of one or more Trustees if a meeting
is  called  for that  purpose,  (b) with  respect  to any  contract  as to which
shareholder  approval  is  required  by the 1940 Act,  (c) with  respect  to any
termination  or  reorganization  of the Fund or any  Series to the extent and as
provided in the  Declaration of Trust,  (d) with respect to any amendment of the
Declaration of Trust (other than  amendments  establishing  and  designating new
Series, abolishing Series when there are no units thereof outstanding,  changing
the name of the Fund or the name of any Series,  supplying any omission,  curing
any ambiguity or curing, correcting or supplementing any provision thereof which
is  internally  inconsistent  with  any  other  provision  thereof  or  which is
defective or inconsistent with the 1940 Act or with the requirements of the Code
or applicable  regulations for the Fund's obtaining the most favorable treatment
thereunder  available  to  regulated  investment  companies),  which  amendments
require  approval by a majority of the shares  entitled to vote, (e) to the same
extent as the stockholders of a Massachusetts business corporation as to whether
or not a court action,  proceeding,  or claim should or should not be brought or
maintained  derivatively  or as a class  action  on  behalf  of the  Fund or the
shareholders,  and (f) with respect to such additional  matters  relating to the
Fund as may be required by the 1940 Act, the  Declaration of Trust,  the By-laws
of the Fund,  any  registration  of the Fund with the  Securities  and  Exchange
Commission or any state, or as the Trustees may consider necessary or desirable.
Each Trustee serves until the next meeting of  shareholders,  if any, called for
the purpose of  considering  the election or  reelection of such Trustee or of a
successor  to such  Trustee,  and until the election  and  qualification  of his
successor,  if any, elected at such meeting,  or until such Trustee sooner dies,
resigns,  retires  or is  removed  by  the  shareholders  or  two-thirds  of the
Trustees.

   The shareholders of the Fund have the right,  upon the declaration in writing
or vote of more than two-thirds of the Fund's  outstanding  shares,  to remove a
Trustee. The Trustees will call a meeting of shareholders to vote on the removal
of a Trustee  upon the written  request of the record  holders of ten percent of
its shares.  In addition,  whenever ten or more  shareholders of record who have
been such for at least six months  preceding  the date of  application,  and who
hold in the aggregate either shares having a net asset value of at least $25,000
or at least 1 per centum of the  outstanding  shares,  whichever is less,  shall
apply to the  Trustees in writing,  stating that they wish to  communicate  with
other  shareholders  with a view to  obtaining  signatures  to a  request  for a
meeting for the purpose of voting upon the question of removal of any Trustee or
Trustees and accompanied by a form of communication  and request which they wish
to transmit,  the Trustee  shall within five business days after receipt of such
application  either: (1) afford to such applicants access to a list of the names
and addresses of all  shareholders  as recorded on the books of the Fund; or (2)
inform such applicants as to the  approximate  number of shareholders of record,
and the approximate cost of mailing to them the proposed  communication and form
of requests.  If the Trustees elect to follow the latter  course,  the Trustees,
upon the  written  request of such  applicants,  accompanied  by a tender of the
material to be mailed and of the  reasonable  expenses of mailing,  shall,  with
reasonable promptness, mail such material to all shareholders of record at their
addresses as recorded on the books,  unless within five business days after such
tender the Trustees  shall mail to such  applicants and file with the Securities
and Exchange Commission (the "Commission"), together with a copy of the material
to be mailed, a written  statement signed by at least a majority of the Trustees
to the  effect  that in their  opinion  either  such  material  contains  untrue
statements  of fact or omits to state  facts  necessary  to make the  statements
contained  therein not  misleading,  or would be in violation of applicable law,
and specifying the basis of such opinion. After opportunity for hearing upon the
objections  specified in the written statement so filed, the Commission may, and
if demanded by the Trustees or by such applicants  shall,  enter an order either
sustaining one or more of such objections or refusing to sustain any of them. If
the Commission  shall enter an order refusing to sustain any of such objections,
or if, after the entry of an order  sustaining  one or more of such  objections,
the Commission  shall find,  after notice and opportunity for hearing,  that all
objections  so sustained  have been met, and shall enter an order so  declaring,
the  Trustees  shall  mail  copies of such  material  to all  shareholders  with
reasonable  promptness  after the entry of such  order and the  renewal  of such
tender.

   Rule  18f-2  under  the 1940 Act  provides  that any  matter  required  to be
submitted  by the  provisions  of the  1940  Act or  applicable  state  law,  or
otherwise,  to the holders of the outstanding voting securities of an investment


                                      -16-
<PAGE>

company such as the Fund shall not be deemed to have been effectively acted upon
unless approved by the holders of a majority of the  outstanding  shares of each
Series affected by such matter.  Rule 18f-2 further provides that a Series shall
be deemed to be affected by a matter  unless it is clear that the  interests  of
each Series in the matter are  substantially  identical  or that the matter does
not significantly affect any interest of such Series.  However, the Rule exempts
the selection of independent  auditors,  the approval of principal  distributing
contracts and the election of trustees from the separate voting  requirements of
the Rule.

   The  shareholders  of a  Massachusetts  business  trust could,  under certain
circumstances,  be held  personally  liable  as  partners  for its  obligations.
However,  the Declaration of Trust contains an express disclaimer of shareholder
liability for acts or  obligations of the Trust.  The  Declaration of Trust also
provides  for  indemnification  and  reimbursement  of expenses out of a Series'
assets  for any  shareholder  held  personally  liable for  obligations  of such
Series.

CUSTODIAN.  Investor Fiduciary Trust Company, 127 West 10th Street, Kansas City,
Missouri 64105,  serves as custodian for the Fund. It also maintains,  under the
general  supervision of the Manager,  the accounting  records and determines the
net asset values for the Fund.

   
AUDITORS.  Deloitte & Touche LLP,  independent  auditors,  have been selected as
auditors of the Fund. Their address is Two World Financial Center, New York, New
York 10281.


                              FINANCIAL STATEMENTS


   The Annual  Report to  shareholders  for the year ended  December 31, 1994 is
incorporated  by reference  into this Statement of Additional  Information.  The
Annual Report contains schedules of the investments of each of the Fund's Series
as of December 31, 1994, as well as certain other  financial  information  as of
that date. The Annual Report will be furnished, without charge, to investors who
request copies of the Fund's Statement of Additional Information.


                                    APPENDIX


                 HISTORY OF J. & W. SELIGMAN & CO. INCORPORATED


         Seligman's  beginnings  date back to 1837,  when Joseph  Seligman,  the
oldest of eight brothers,  arrived in the United States from Germany.  He earned
his  living  as a pack  peddler  in  Pennsylvania,  and  began  sending  for his
brothers. The Seligmans became successful merchants,  establishing businesses in
the South and East.

         Backed by nearly thirty years of business  success - culminating in the
sale of government  securities to help finance the Civil War - Joseph  Seligman,
with his brothers,  established the international banking and investment firm of
J. & W. Seligman & Co. In the years that followed,  Seligman played a major role
in the geographical expansion and industrial development of the United States.

SELIGMAN:


.... Prior to 1900

o        Helps finance America's fledgling railroads through underwriting.
o        Is admitted to the New York Stock Exchange in 1869. Seligman remained a
         member of the NYSE until 1993,  when the evolution of its business made
         it unnecessary.
o        Becomes a prominent underwriter of corporate securities,  including New
         York Mutual Gas Light Company, later part of Consolidated Edison.
o        Provides financial assistance to Mary Todd Lincoln and urges the Senate
         to award her a pension.
o        Is appointed U.S. Navy fiscal agent by President Grant.
o        Plays a significant  role in raising  capital for America's  industrial
         and urban development.

...1900-1910

o        Helps Congress finance the building of the Panama Canal.




                                      -17-
<PAGE>




...1910s

o        Participates in raising  billions for Great Britain,  France and Italy,
         helping finance World War I.

...1920s

o        Participates in hundreds of  underwritings  including those for some of
         the country's largest companies: Briggs Manufacturing,  Dodge Brothers,
         General  Motors,   Minneapolis-Honeywell   Regulatory  Company,  Maytag
         Company,  United Artists  Theater  Circuit and Victor  Talking  Machine
         Company.
o        Forms Tri-Continental  Corporation in 1929, today the nation's largest,
         diversified  closed-end equity investment company, with over $2 billion
         in assets, and one of its oldest.

...1930s

o        Assumes management of Broad Street Investing Co. Inc., its first mutual
         fund, today known as Seligman Common Stock Fund.
o        Establishes Investment Advisory Service.

...1940s

o        Helps shape the Investment Company Act of 1940.
o        Leads in the purchase and subsequent sale to the public of Newport News
         Shipbuilding  and Dry Dock  Company,  a prototype  transaction  for the
         investment banking industry.
o        Assumes  management of National Investors  Corporation,  today Seligman
         Growth Fund.
o        Establishes Whitehall Fund, Inc., today Seligman Income Fund.

...1950-1989

o        Develops new open-end investment  companies.  Today,  manages 44 mutual
         fund portfolios with combined assets of $7.3 billion.
o        Helps pioneer  state-specific,  tax-exempt  municipal bond funds, today
         managing a national and 18 state-specific tax-exempt funds.
o        Establishes  J. & W.  Seligman  Trust  Company,  and  J. & W.  Seligman
         Valuations Corporation.
o        Establishes  Seligman  Portfolios,  Inc., an investment vehicle offered
         through variable annuity products.

...1990s

o        Introduces   Seligman  Select   Municipal  Fund  and  Seligman  Quality
         Municipal  Fund,  two  closed-end  funds  that  invest in  high-quality
         municipal bonds.
o        In 1991 establishes a joint venture with Henderson Administration Group
         plc,  of London,  known as  Seligman  Henderson  Co.,  to offer  global
         investment products.
o        Introduces Seligman Frontier Fund, Inc., a small capitalization  mutual
         fund.
o        Launches  Seligman  Henderson  Global Fund  Series,  Inc.,  which today
         offers three separate series:  Seligman Henderson  International  Fund,
         Seligman Henderson Global Smaller Companies Fund and Seligman Henderson
         Global Technology Fund.

    



                                      -18-
<PAGE>





               =================================================================
               Seligman
               High
               Income
               Fund
               Series




               -----------------------------------------------------------------
               10th Annual Report
               1994



               =================================================================
               J&WS



<PAGE>
================================================================================
To the Shareholders
- --------------------------------------------------------------------------------


We are pleased to provide you with  Seligman  High  Income Fund  Series'  Annual
Report,  and to update  you on the U.S.  Government  Securities  Series  and the
High-Yield Bond Series for the year ended December 31, 1994. 

Economic Comment

     Looking back on 1994, the one generalization that can be made with
confidence is that it was a turbulent and trying year for investors. The Federal
Reserve Board (FRB) exhibited an aggressive stance against inflation, putting
through six short-term interest rate hikes by the end of the year. The federal
funds rate--the interest rate charged for interbank loans--increased from 3.00%
on January 3, 1994, to 5.50% on January 3, 1995, and the discount rate--the
interest rate the FRB charges member banks--rose from 3.00% on December 31,
1993, to 4.75% on December 31, 1994. These increases reverberated into the
fixed-income markets and sent the benchmark 30-year Treasury bond yield from
6.35% on December 31, 1993, up to 7.88% at December 31, 1994. Due to the inverse
relationship between price and yield of fixed-income securities, the prices of
these securities declined during the period. 

U.S. Government Securities Series

     For your Series' Class A shares, net asset value per share was $6.47 at
December 31, compared to $6.71 at June 30, and $7.18 a year ago. Dividends
totaling $0.4386 per share were paid during the year. The total return, assuming
the investment of all dividends paid in additional shares, was -0.26% for the
six months and -3.88% for the 12 months ended December 31. Current annualized
yield for the 30 days ended December 31 was 6.41%, calculated at the maximum
offering price of $6.79 per share on December 31.

     For your Fund's Class D shares, net asset value per share was $6.48 at
December 31, compared to $6.72 at June 30, and $7.20 a year ago. Dividends
totaling $0.3647 per share were paid during the year. The total return, assuming
the investment of all dividends paid in additional shares, was -0.83% for the
six months and -5.05% for the 12 months ended December 31. Current annualized
yield for the 30 days ended December 31 was 5.23%, calculated at the net asset
value on December 31.

     The U.S. Government Securities Series' net assets totaled $61 million at
year end.

High-Yield Bond Series

     For your Series' Class A shares, net asset value per share was $6.35 at
December 31, compared to $6.58 at June 30, and $6.94 a year ago. Dividends
totaling $0.6415 per share were paid during the year. The total return, assuming
the investment of all dividends paid in additional shares, was 1.49% for the six
months and 0.78% for the 12 months ended December 31. Current annualized yield
for the 30 days ended December 31 was 10.31%, calculated at the maximum offering
price of $6.67 per share on December 31.

     For your Series' Class D shares, net asset value per share was $6.35 at
December 31, compared to $6.59 at June 30, and $6.94 a year ago. Dividends
totaling $0.5703 per share were paid during the year. The total return, assuming
the investment of all dividends paid in additional shares, was 0.77% for the six
months and -0.30% for the 12 months ended December 31. Current annualized yield
for the 30 days ended December 31 was 9.73%, calculated at the net asset value
on December 31. 

     The High-Yield Bond Series' net assets totaled $68 million at year end.

     Please refer to page 3 for discussions with your Portfolio Managers about
your Series' performance in 1994, followed by the charts and tables that analyze
longer-term performance.

By order of the Trustees,


/s/ William C. Morris

William C. Morris
Chairman

                                                         /s/ Ronald T. Schroeder

                                                             Ronald T. Schroeder
                                                                       President

February 3, 1995

                                                                               1
<PAGE>
================================================================================
Seligman High Income Fund Series
- --------------------------------------------------------------------------------

HIGHLIGHTS  December 31, 1994

<TABLE>
<CAPTION>
- ---------------------------------------------------------------------------------------------------------------
                                             U.S. Government                             High-Yield
                                            Securities Series                            Bond Series
                                -------------------------------------------------------------------------------
                                      Class A              Class D              Class A              Class D
                                -------------------------------------------------------------------------------
<S>                             <C>                        <C>             <C>                        <C> 
 Net Assets (millions)                 $54.7                $6.1                $59.0                 $9.2
- ---------------------------------------------------------------------------------------------------------------
 Yield*                                  6.41%               5.23%               10.31%                9.73%
- ---------------------------------------------------------------------------------------------------------------
 Dividends**                            $0.4414             $0.3662              $0.6447              $0.5731
- ---------------------------------------------------------------------------------------------------------------
 Net asset value per share              $6.47               $6.48                $6.35                $6.35
- ---------------------------------------------------------------------------------------------------------------
 Maximum offering
 price per share                        $6.79               $6.48                $6.67                $6.35
- ---------------------------------------------------------------------------------------------------------------
 Holdings by                     U.S. Treasury Securities   94.7%          Corporate Bonds            90.0%
 Market Sector                   Net Cash & Short-                         Convertible Bonds           2.6
                                   Term Holdings             5.3           Net Cash & Short-
                                                                             Term Holdings             7.4
- ---------------------------------------------------------------------------------------------------------------
 Weighted Average
 Maturity                                      12.3 years                                 8.2 years
- ---------------------------------------------------------------------------------------------------------------
</TABLE>

*    Current yield representing the annualized yield based upon maximum offering
     price for the 30-day period ended December 31, 1994.

**   Represents  per share amount paid or declared  for the year ended  December
     31, 1994.

Note:  Results  reflect  past  performance,  which is not  indicative  of future
results. The yield has been computed in accordance with SEC regulations and will
vary,  and the  principal  value of an investment  will  fluctuate.  Shares,  if
redeemed, may be worth more or less than their original cost.

2
<PAGE>
================================================================================
Performance Overview -- Seligman U.S. Government Securities Series
- --------------------------------------------------------------------------------


Your Portfolio Manager

Leonard J. Lovito is a Vice President of J. & W. Seligman & Co. Incorporated and
Portfolio Manager of Seligman U.S. Government Securities Series. Mr. Lovito also
serves as Portfolio Manager of Seligman Cash Management Fund. Mr. Lovito joined
Seligman in 1984 as a fixed-income trader and has more than 11 years of
fixed-income trading and portfolio management experience.

                    Economic Factors Affecting Seligman U.S. Government
                    Securities Series

                    "Stronger economic growth and anticipation of higher
                    inflation, which prompted the Federal Reserve Board to raise
[PICTURE]           short-term interest rates six times, adversely
                    affected all bond funds in 1994. However, because your
                    Series held issues with shorter maturities than its peers,
                    it outperformed the average return of all Government bond
                    funds for the year."

                    Your Manager's Investment Strategy

"Once the Federal Reserve Board raised short-term interest rates for the first
time on February 4, 1994, we began to shorten the maturity of your Series'
holdings. This was done in order to lessen the impact of the rate increase, as
short-term bonds react with less volatility than long-term bonds in a period of
changing interest rates. Shorter maturities were kept throughout the year,
resulting in your Series' stronger relative performance. In addition, we favored
U.S. Treasury issues over GNMA securities, as we felt liquidity was somewhat
more important than yield, given the volatile investment environment. Finally,
we did not invest in `risky' derivative securities as a means of achieving
greater yields, nor are we permitted to do so under your Series' investment
policies."

Looking Ahead

"Because the Federal Reserve Board is expected to continue to raise short-term
interest rates until it believes they are high enough to slow the economy's
growth to a non-inflationary pace, the short term may remain difficult for bond
markets. However, the higher interest rates should slow the economy's growth in
1995, resulting in a stabilized bond market in which valuations can begin to
recover. In this situation, we may then begin to purchase longer-term bonds to
take advantage of the possible increase in prices."



                                                                               3
<PAGE>
================================================================================
Performance Comparison Chart and Table                         December 31, 1994
- --------------------------------------------------------------------------------


This chart compares a $10,000 hypothetical investment made in Seligman U.S.
Government Securities Series Class A shares, with and without the maximum
initial sales charge of 4.75%, since inception on March 11, 1985, through
December 31, 1994, to a $10,000 investment made in the Lehman Brothers
Government/ Mortgage Index (Lehman Index) for the same period. The performance
of Seligman U.S. Government Securities Series Class D shares is not shown in
this chart, but is included in the table below. It is important to keep in mind
that the Index excludes the effect of any fees or sales charges.


[The Table below was represented as a graph in the printed material]

                                                           Lehman Brothers 
                                                              Government/
               with sales charge   without sales charge      Mortgage Index
3/31/85            $ 9,520               $10,000               $10,000
6/30/85            $10,460               $10,987               $10,820
9/30/85            $10,585               $11,118               $11,058
12/31/85           $11,742               $12,334               $11,886
3/31/86            $13,301               $13,972               $12,793
6/30/86            $13,349               $14,022               $12,943
9/30/86            $13,304               $13,975               $13,261
12/31/86           $13,629               $14,316               $13,663
3/31/87            $13,587               $14,272               $13,867
6/30/87            $12,878               $13,527               $13,642
9/30/87            $12,259               $12,877               $13,301
12/31/87           $13,242               $13,910               $14,052
3/31/88            $13,806               $14,502               $14,561
6/30/88            $13,940               $14,643               $14,733
9/30/88            $14,152               $14,865               $15,014
12/31/88           $14,281               $15,001               $15,118
3/31/89            $14,299               $15,020               $15,287
6/30/89            $15,059               $15,818               $16,504
9/30/89            $15,153               $15,917               $16,686
12/31/89           $15,602               $16,389               $17,328
3/31/90            $15,220               $15,987               $17,195
6/30/90            $15,657               $16,446               $17,814
9/30/90            $15,746               $16,540               $18,003
12/31/90           $16,597               $17,434               $18,960
3/31/91            $16,862               $17,712               $19,431
6/30/91            $17,104               $17,967               $19,732
9/30/91            $18,041               $18,950               $20,843
12/31/91           $18,928               $19,883               $21,893
3/31/92            $18,525               $19,459               $21,580
6/30/92            $19,243               $20,213               $22,439
9/30/92            $20,029               $21,039               $23,390
12/31/92           $20,023               $21,032               $23,458
3/31/93            $20,599               $21,638               $24,387
6/30/93            $21,080               $22,142               $25,002
9/30/93            $21,586               $22,675               $25,612
12/31/93           $21,515               $22,600               $25,637
3/31/94            $21,072               $22,135               $24,927
6/30/94            $20,735               $21,780               $24,693
9/30/94            $20,789               $21,837               $24,836
12/31/94           $20,681               $21,724               $24,930



- --------------------------------------------------------------------------------
The table below shows the average annual total returns for the one-year,
five-year, and since-inception periods through December 31, 1994, for Seligman
U.S. Government Securities Series Class A shares, with and without the maximum
initial sales charge of 4.75%, and for the Lehman Index. Also included in the
table are the average annual total returns for the one-year and since-inception
periods through December 31, 1994, for Seligman U.S. Government Securities
Series Class D shares, with and without the effect of the 1% contingent deferred
sales load ("CDSL") imposed on shares redeemed within one year of purchase, and
the Lehman Index. Average

<TABLE>
<CAPTION>
Annual Total Returns
                                                   Since                                              Since
                                  One      Five  Inception                                  One     Inception
                                  Year     Years  3/11/85                                  Year      9/21/93
                                  ----     -----  -------                                  ----      -------
<S>                               <C>      <C>      <C>    <C>                            <C>        <C>    
Seligman U.S. Government                                   Seligman U.S. Government                
   Securities Series+                                        Securities Series+                    
   Class A with sales charge      (8.47)%  4.78%    7.68%    Class D with CDSL            (5.95)%     N/A
   Class A without sales charge   (3.88)   5.80     8.23     Class D without CDSL         (5.05)     (4.46)%
Lehman Index                      (2.76)   7.55     9.81*  Lehman Index                   (2.76)     (2.13)**
*Calculated from 3/31/85.                                  **Calculated from 9/30/93.             

</TABLE>
- --------------------------------------------------------------------------------

THE PERFORMANCE OF CLASS D SHARES WILL BE GREATER THAN OR LESS THAN THE
PERFORMANCE SHOWN FOR CLASS A SHARES, BASED ON THE DIFFERENCES IN SALES CHARGES
AND FEES PAID BY SHAREHOLDERS. Performance data quoted represent changes in
prices and assume that all distributions within the period are invested in
additional shares. The investment return and principal value of an investment
will fluctuate so that shares, if redeemed, may be worth more or less than their
original cost. Past performance is not indicative of future investment results.

+ Although the payment of principal and interest with respect to certain
long-term securities held in the U.S. Government Securities Series is guaranteed
by the U.S. Government or its agencies, the rate of return will vary and the
principal value of an investment in the Series will fluctuate.

4
<PAGE>
================================================================================
Performance Overview -- Seligman High-Yield Bond Series
- --------------------------------------------------------------------------------


Your Portfolio Manager

Daniel Charleston is a Vice President of J. & W. Seligman & Co. Incorporated and
has served as Portfolio Manager of Seligman High-Yield Bond Series since
November 1988. Dan joined Seligman in 1987 as a Portfolio Assistant with
responsibility for valuation analysis of U.S. Treasury instruments and
mortgage-backed securities.

                    Economic Factors Affecting Seligman High-Yield Bond Series

                    "The Federal Reserve Board's decision to tighten monetary
                    policy by raising short-term interest rates had a negative
                    impact on fixed-income markets in 1994. However, the
[PICTURE]           high-yield market in general, and your Series in
                    particular, outperformed other fixed-income asset classes on
                    a relative basis."

                    Your Manager's Investment Strategy

"As a result of several successful strategies, your Series finished 1994 as one
of the top-performing high-yield bond mutual funds. Your portfolio's assets were
significantly invested in `single B' rated issues whose market valuations rely
on the issuing company's financial performance more than the movement of
interest rates. Therefore, these issues are less susceptible to decreasing
values in a rising interest rate environment. In addition, decisions to maintain
a low weighting in zero coupon bonds and to avoid foreign markets contributed to
your Series' strong performance."

Individual Sector Performance

"The continued consolidation in the health care industry resulted in the
improved credit rating of several health care issuers. Many high-yield health
care companies were acquired by investment-grade strategic buyers, leading to
the improvement of their credit ratings. An example is OrNda HealthCorp, the
Series' largest holding, which was upgraded to a `B2' rating from a `B3' rating
due to the company's improved financials. Within cyclical issues, producers of
paper products are enjoying very favorable industry conditions; we continue to
view the credit prospects of both Stone Container and Gaylord Container as very
positive.

"The gaming sector, on the other hand, experienced a turbulent year because of
concerns of overexpansion in riverboat properties--primarily surrounding the
Mississippi Gulf Coast region. Atlantic City issues also performed poorly due to
the threat of an increase in competition from the growing number of gaming
properties in the surrounding areas. Due to poor financial performance and
increased pressure on valuations, we eliminated several gaming positions from
the portfolio."

Looking Ahead

"We believe the high-yield market to be attractive based on its current premium
to U.S. Treasuries, especially within `single B' rated issues. In the year
ahead, we will continue to screen the `single B' rated segment of the market for
fundamentally sound credits with the prospect for future appreciation."

                                                                               5
<PAGE>
================================================================================
Performance Comparison Chart and Table                         December 31, 1994
- --------------------------------------------------------------------------------

This chart compares a $10,000 hypothetical investment made in Seligman
High-Yield Bond Series Class A shares, with and without the maximum initial
sales charge of 4.75%, since inception on March 11, 1985, through December 31,
1994, to a $10,000 investment made in the Merrill Lynch Master Index and the
Lipper High-Yield Index for the same period. The performance of Seligman
High-Yield Bond Series Class D shares is not shown in this chart, but is
included in the table below. It is important to keep in mind that the Indices
exclude the effect of any fees or sales charges.


[The Table below was represented as a graph in the printed material]

<TABLE>
<CAPTION>

                    High Income Fund    High Income Fund         Merrill Lynch           Lipper 
                   with sales charge   without sales charge      Master Index       High-Yield Index
                   -----------------   --------------------      ------------       ----------------
<S>                    <C>                   <C>                   <C>                   <C>    
3/31/85                $ 9,507               $ 9,986               $10,000               $10,000
6/30/85                $10,276               $10,794               $10,793               $10,675
9/30/85                $10,623               $11,158               $11,171               $10,942
12/31/85               $11,217               $11,783               $11,847               $11,603
3/31/86                $12,056               $12,664               $12,706               $12,329
6/30/86                $12,475               $13,104               $13,187               $12,731
9/30/86                $12,653               $13,291               $13,363               $12,718
12/31/86               $12,982               $13,637               $13,783               $13,068
3/31/87                $13,574               $14,259               $14,566               $13,915
6/30/87                $13,222               $13,888               $14,380               $13,783
9/30/87                $12,837               $13,484               $14,268               $13,978
12/31/87               $13,378               $14,052               $14,427               $14,255
3/31/88                $14,019               $14,725               $15,199               $15,061
6/30/88                $14,346               $15,070               $15,615               $15,523
9/30/88                $14,549               $15,282               $15,991               $15,812
12/31/88               $14,899               $15,651               $16,370               $16,115
3/31/89                $15,183               $15,948               $16,713               $16,421
6/30/89                $15,765               $16,560               $17,312               $16,926
9/30/89                $15,773               $16,568               $17,314               $16,700
12/31/89               $15,472               $16,252               $17,063               $16,034
3/31/90                $14,896               $15,647               $16,709               $15,425
6/30/90                $15,408               $16,185               $17,428               $16,090
9/30/90                $14,750               $15,493               $16,371               $14,888
12/31/90               $14,346               $15,069               $16,321               $14,359
3/31/91                $16,099               $16,911               $18,545               $16,483
6/30/91                $16,983               $17,839               $19,687               $17,614
9/30/91                $18,072               $18,983               $20,845               $18,818
12/31/91               $18,750               $19,696               $21,964               $19,759
3/31/92                $20,466               $21,498               $23,622               $21,427
6/30/92                $21,059               $22,121               $24,474               $22,100
9/30/92                $22,213               $23,333               $25,589               $22,982
12/31/92               $22,514               $23,649               $25,953               $23,246
3/31/93                $24,090               $25,305               $27,566               $24,817
6/30/93                $25,106               $26,371               $28,666               $26,021
9/30/93                $25,548               $26,836               $29,394               $26,526
12/31/93               $26,835               $28,188               $30,413               $27,757
3/31/94                $26,673               $28,018               $29,850               $27,475
6/30/94                $26,648               $27,991               $29,504               $27,105
9/30/94                $26,768               $28,117               $29,905               $27,089
12/31/94               $27,045               $28,408               $30,058               $26,726

</TABLE>



- --------------------------------------------------------------------------------
The table below shows the average annual total returns for the one-year,
five-year, and since-inception periods through December 31, 1994, for Seligman
High-Yield Bond Series Class A shares, with and without the maximum initial
sales charge of 4.75%, the Merrill Lynch Master Index, and the Lipper High-Yield
Index. Also included in the table are the average annual total returns for the
one-year and since-inception periods through December 31, 1994, for Seligman
High-Yield Bond Series Class D shares, with and without the effect of the 1%
contingent deferred sales load ("CDSL") imposed on shares redeemed within one
year of purchase, the Merrill Lynch Master Index, and the Lipper High-Yield
Index.

<TABLE>
<CAPTION>
Average Annual Total Returns

                                                      Since                                              Since
                                     One     Five   Inception                                     One  Inception
                                     Year    Years   3/11/85                                     Year    9/21/93
                                     ----    -----   -------                                     ----    -------
<S>                                <C>       <C>     <C>      <C>                               <C>      <C>   
Seligman High-Yield Bond Series                               Seligman High-Yield Bond Series
   Class A with sales charge       (4.06)%   10.73%  10.67%      Class D with CDSL              (1.21)%    N/A
   Class A without sales charge     0.78     11.82   11.23       Class D without CDSL           (0.30)   3.29%
Merrill Lynch Master Index         (1.17)    11.99   11.94*   Merrill Lynch Master Index        (1.17)   1.80**
Lipper High-Yield Index            (3.71)    10.76   10.60*   Lipper High-Yield Index           (3.71)   0.60**
*Calculated from 3/31/85.                                     **Calculated from 9/30/93.

</TABLE>
- --------------------------------------------------------------------------------

THE PERFORMANCE OF CLASS D SHARES WILL BE GREATER THAN OR LESS THAN THE
PERFORMANCE SHOWN FOR CLASS A SHARES, BASED ON THE DIFFERENCES IN SALES CHARGES
AND FEES PAID BY SHAREHOLDERS. Performance data quoted represent changes in
prices and assume that all distributions within the periods are invested in
additional shares. The investment return and principal value of an investment
will fluctuate so that shares, if redeemed, may be worth more or less than their
original stated cost. Past performance is not indicative of future investment
results.

6
<PAGE>
================================================================================
Portfolios of Investments                                      December 31, 1994
- --------------------------------------------------------------------------------


U.S. GOVERNMENT SECURITIES SERIES

                                                       Principal
                                                        Amount          Value
                                                       ---------     -----------
U.S. Treasury Securities--94.7%
U.S. Treasury Bonds:
   8 1/2%, due 2/15/2020 ..........................   $10,000,000    $10,531,250
   8 7/8%, due 2/15/2019 ..........................    15,000,000     16,368,750
U.S. Treasury Notes:
   8 3/4%, due 10/15/1997 .........................    15,000,000     15,346,875
   8 1/2%, due 4/15/1997 ..........................    10,000,000     10,153,120
   9 3/8%, due 4/15/1996 ..........................     5,000,000      5,114,060
                                                                     -----------
Total U.S. Treasury Securities
   (Cost $57,980,313) .............................                   57,514,055
Repurchase Agreement--3.4%
   (Cost $2,085,000) ..............................                    2,085,000
                                                                     -----------
Total Investments--98.1%
   (Cost $60,065,313) .............................                   59,599,055
Other Assets Less Liabilities--1.9% ...............                    1,177,086
                                                                     -----------
Net Assets--100.0% ................................                  $60,776,141
                                                                     ===========

HIGH-YIELD BOND SERIES

Corporate Bonds--90.0%

Aluminum--2.2%
Kaiser Aluminum Corp. 12 3/4%, due 2/1/2003 .......   $ 1,500,000    $ 1,511,250
                                                                     -----------
Automotive and Related--2.2%
SPX Corp. 11 3/4%,  due 6/1/2002 ..................     1,500,000      1,501,875
                                                                     -----------
Broadcasting--8.1%
Allbritton Communications Co. 11 1/2%, due 8/15/2004    1,500,000      1,503,750
Chancellor Communications Corp. 12 1/2%,
   due 10/1/2004 ..................................     1,000,000        985,000
SFX Broadcasting, Inc. 11 3/8%, due 10/1/2000 .....     1,500,000      1,492,500
Young Broadcasting, Inc. 11 3/4%, due 11/15/2004 ..     1,500,000      1,522,500
                                                                     -----------
                                                                       5,503,750
                                                                     -----------
Building Materials--1.4%
Associated Materials, Inc. 11 1/2%, due 8/15/2003 .     1,000,000        945,000
                                                                     -----------
Cable Systems--6.6%
Cablevision Systems, Inc. 10 3/4%, due 4/1/2004 ...     1,500,000      1,507,500
Comcast Corp. 10 5/8%, due 7/15/2012 ..............     1,500,000      1,473,750
Continental Cablevision, Inc. 11%, due 6/1/2007 ...     1,500,000      1,530,000
                                                                     -----------
                                                                       4,511,250
                                                                     -----------
Cellular--1.0%
Pricellular Corp. 0%/14%, due 11/15/2001 ..........     1,000,000        662,500
                                                                     -----------
Chemicals--2.0%
Arcadian Partners L.P. 10 1/4%, due 5/1/2005 ......     1,500,000      1,402,500
                                                                     -----------


- ----------
See notes to financial statements.

                                                                               7
<PAGE>
================================================================================
Portfolios of Investments (continued)
- --------------------------------------------------------------------------------


HIGH-YIELD BOND SERIES (continued)

                                                       Principal
                                                        Amount          Value
                                                       ---------     -----------
Container--2.3%
Silgan Corp. 11 3/4%, due 6/15/2002 ...............   $ 1,500,000    $ 1,552,500
                                                                     -----------
Environmental Services--2.1%
Allied Waste Industries 10 3/4%, due 2/1/2004 .....     1,500,000      1,402,500
                                                                     -----------
Financial Services--4.0%
Bell & Howell Co. 10 3/4%, due 10/1/2002 ..........     1,500,000      1,417,500
Comdata Network, Inc. 13 1/4%, due 12/15/2002 .....     1,250,000      1,350,000
                                                                     -----------
                                                                       2,767,500
                                                                     -----------
Food Products--2.8%
Pilgrim's Pride Corp. 10 7/8%, due 8/1/2003 .......     2,000,000      1,900,000
                                                                     -----------
Food Wholesale--2.1%
Di Giorgio Corp. 12%, due 2/15/2003 ...............     1,500,000      1,410,000
                                                                     -----------
Gaming/Hotel--10.5%
Aztar Corp. 133/4%, due 10/1/2004 .................     2,500,000      2,537,500
Casino America, Inc. 11 1/2%, due 11/15/2001 ......     1,500,000      1,275,000
Showboat, Inc. 9 1/4%, due 5/1/2008 ...............     1,000,000        850,000
Showboat, Inc. 13%, due 8/1/2009 ..................     1,000,000        960,000
Trump Plaza Funding, Inc. 10 7/8%, due 6/15/2001 ..     2,000,000      1,530,000
                                                                     -----------
                                                                       7,152,500
                                                                     -----------
Health Care--7.5%
Dade International 13%, due 2/1/2005* .............     1,500,000      1,511,250
Hillhaven Corp. 10 1/8%, due 9/1/2001 .............     1,000,000      1,002,500
OrNda HealthCorp 12 1/4%, due 5/15/2002 ...........     1,500,000      1,597,500
OrNda HealthCorp 11 3/8%, due 8/15/2004 ...........     1,000,000      1,040,000
                                                                     -----------
                                                                       5,151,250
                                                                     -----------
Home Building and Land Development--2.1%
Continental Homes Holding Corp. 12%, due 8/1/1999 .     1,500,000      1,462,500
                                                                     -----------
Leisure--3.5%
Icon Health & Fitness, Inc. 13%, due 7/15/2002* ...     1,000,000        980,000
Roadmaster Industries 11 3/4%, due 7/15/2002 ......     1,500,000      1,408,125
                                                                     -----------
                                                                       2,388,125
                                                                     -----------
Manufacturing--5.1%
Applied Extrusion Technologies 11 1/2%, due 4/1/2002    1,500,000      1,492,500
IMO Industries 12%, due 11/1/2001 .................     2,000,000      2,010,000
                                                                     -----------
                                                                       3,502,500
                                                                     -----------
Motion Pictures--1.5%
Act III Theatres, Inc. 11 7/8%, due 2/1/2003 ......     1,000,000      1,040,000
                                                                     -----------


- ----------
* Rule 144A security.
See notes to financial statements.

8
<PAGE>
================================================================================
                                                               December 31, 1994
- --------------------------------------------------------------------------------


HIGH-YIELD BOND SERIES (continued)


                                                       Principal
                                                        Amount          Value
                                                       ---------     -----------
Paper and Packaging--9.9%
Crown Packaging Ltd. 10 3/4%, due 11/1/2000 .......   $ 1,500,000    $ 1,455,000
Gaylord Container 0%/12 3/4%, due 5/15/2005 .......     2,000,000      1,775,000
Stone Container 10 3/4%, due 10/1/2002 ............     1,500,000      1,500,000
Stone Container 11 1/2%, due 10/1/2004 ............     1,000,000      1,005,000
Warren (S.D.) Co. 12%, due 12/15/2004* ............     1,000,000      1,022,500
                                                                     -----------
                                                                       6,757,500
                                                                     -----------
Publishing--5.2%
Affinity Group, Inc. 11 1/2%, due 10/15/2003 ......     1,000,000        960,000
American Media Operations, Inc. 11 5/8%,
   due 11/15/2004 .................................     1,000,000      1,025,000
Marvel Holdings, Inc. 0%/11 1/4%, due 4/15/1998 ...     2,500,000      1,550,000
                                                                     -----------
                                                                       3,535,000
                                                                     -----------
Restaurants--2.1%
Flagstar Corp. 10 3/4%, due 9/15/2001 .............     1,500,000      1,406,250
                                                                     -----------
Retailing--2.1%
Finlay Fine Jewelry Corp. 10 5/8%, due 5/1/2003 ...     1,500,000      1,421,250
                                                                     -----------
Supermarkets--3.7%
Mayfair Supermarkets, Inc. 11 3/4%, due 3/30/2003 .     1,500,000      1,252,500
Pathmark Stores, Inc. 0%/10 1/4%, due 11/1/2003 ...     2,500,000      1,287,500
                                                                     -----------
                                                                       2,540,000
                                                                     -----------
Total Corporate Bonds (Cost $62,795,477) ..........                   61,427,500
                                                                     -----------
Convertible Bonds--2.6% (Cost $1,710,000)
Computers and Related Services--2.6%
EMC Corp. 4 1/4%, due 1/1/2001 ....................     1,500,000      1,816,875
                                                                     -----------
Short-Term Holdings--5.0% (Cost $3,395,000)
Bank of Nova Scotia, Grand Cayman, Fixed Time
   Deposit, 5 1/2%, due 1/3/1995 ..................     3,395,000      3,395,000
                                                                     -----------

Total Investments--97.6% (Cost $67,900,477) .......                   66,639,375

Other Assets Less Liabilities--2.4% ...............                    1,642,709
                                                                     -----------
Net Assets--100.0% ................................                  $68,282,084
                                                                     ===========

- ----------
*Rule 144A security.
See notes to financial statements.
                                                                               9
<PAGE>
<TABLE>
<CAPTION>
===================================================================================================================================
Statements of Assets and Liabilities                                                                              December 31, 1994
- -----------------------------------------------------------------------------------------------------------------------------------

                                                                                        U.S. Government                 High-Yield
                                                                                      Securities Series                Bond Series
                                                                                      -----------------                -----------
<S>                                                                                      <C>                           <C>         
Assets:
Investments, at value (see portfolios of investments):
   Long-term holdings ..........................................................         $ 57,514,055                  $ 63,244,375
   Short-term holdings .........................................................            2,085,000                     3,395,000
                                                                                          -----------                  ------------
                                                                                           59,599,055                    66,639,375

Cash ...........................................................................               62,808                        55,869
Interest receivable ............................................................            1,388,349                     1,613,095
Receivable for Shares of Beneficial Interest sold ..............................              115,075                       544,049
Expenses prepaid to shareholder service agent ..................................               21,513                        27,249
Other ..........................................................................                2,323                         8,984
                                                                                         ------------                  ------------
Total Assets ...................................................................           61,189,123                    68,888,621
                                                                                         ------------                  ------------

Liabilities:

Payable for Shares of Beneficial Interest repurchased ..........................              151,729                       257,766
Dividends payable ..............................................................              146,018                       252,725
Accrued expenses, taxes, and other .............................................              115,235                        96,046
                                                                                         ------------                  ------------
Total Liabilities ..............................................................              412,982                       606,537
                                                                                         ------------                  ------------
Net Assets .....................................................................         $ 60,776,141                  $ 68,282,084
                                                                                         ============                  ============

Composition of Net Assets:

Shares of Beneficial  Interest,  at par (unlimited shares authorized;  $.001 par
   value; 9,396,187 and 10,752,623 shares outstanding):
   Class A .....................................................................         $      8,461                  $      9,297
   Class D .....................................................................                  935                         1,456
Additional paid-in capital .....................................................           88,793,725                    82,882,733
Accumulated net realized loss ..................................................          (27,560,722)                  
(13,350,300)
Net unrealized depreciation of investments .....................................             (466,258)                   (1,261,102)
                                                                                         ------------                  ------------
Net Assets .....................................................................         $ 60,776,141                  $ 68,282,084
                                                                                         ============                  ============

Net Assets:

Class A ........................................................................         $ 54,713,957                  $ 59,032,776
Class D ........................................................................         $  6,062,184                  $  9,249,308
Shares of Beneficial Interest outstanding:

Class A ........................................................................            8,460,817                     9,297,066
Class D ........................................................................              935,370                     1,455,557
Net Asset Value per share:

Class A ........................................................................                $6.47                         $6.35
                                                                                                =====                         =====
Class D ........................................................................                $6.48                         $6.35
                                                                                                =====                         =====
</TABLE>

See notes to financial statements.

10
<PAGE>
<TABLE>
<CAPTION>
===================================================================================================================================
Statements of Operations                                                                       For the year ended December 31, 1994
- -----------------------------------------------------------------------------------------------------------------------------------

                                                                                            U.S. Government             High-Yield
                                                                                          Securities Series            Bond Series
                                                                                          -----------------            -----------
<S>                                                                                      <C>                           <C>         
Investment Income:
Interest .........................................................................             $ 5,138,684              $ 7,160,270
                                                                                               -----------              -----------


Expenses:

Management fees ..................................................................                 338,362                  329,652
Distribution and service fees ....................................................                 174,946                  176,546
Shareholder account services .....................................................                 128,293                  158,110
Registration .....................................................................                  58,515                   58,469
Auditing and legal fees ..........................................................                  42,226                   43,192
Custody and related services .....................................................                  28,349                   17,798
Trustees' fees and expenses ......................................................                  14,419                   13,940
Shareholder reports and communications ...........................................                   5,591                    8,059
Miscellaneous ....................................................................                  19,512                    9,900
                                                                                               -----------              -----------
Total expenses ...................................................................                 810,213                  815,666
                                                                                               -----------              -----------
Net investment income ............................................................               4,328,471                6,344,604
                                                                                               -----------              -----------
Net realized and unrealized gain (loss) on investments:

Net realized loss on investments .................................................              (8,470,786)              (2,208,378)
Net change in unrealized appreciation/depreciation
  of investments .................................................................               1,282,482               (3,676,736)
                                                                                               -----------              -----------
Net loss on investments ..........................................................              (7,188,304)              (5,885,114)
                                                                                               -----------              -----------
Increase (decrease) in net assets from operations ................................             $(2,859,833)             $   459,490
                                                                                               ===========              ===========


</TABLE>

- ----------------
See notes to financial statements.


                                                                              11
<PAGE>
<TABLE>
<CAPTION>
===================================================================================================================================
Statements of Changes in Net Assets
- -----------------------------------------------------------------------------------------------------------------------------------



                                                                         U.S. Government                     High-Yield Bond
                                                                       Securities Series                         Series
                                                                      Year Ended December 31             Year Ended December 31
                                                                 ------------------------------      ------------------------------
                                                                      1994             1993              1994              1993
                                                                 ------------      ------------      -------------     ------------
<S>                                                              <C>               <C>               <C>               <C>         
Operations:
Net investment income ......................................     $  4,328,471      $  4,272,919      $  6,344,604      $  4,869,514
Net realized gain (loss) on investments ....................       (8,470,786)        2,657,296        (2,208,378)        2,662,860
Net change in unrealized appreciation/depre-
  ciation of investments ...................................        1,282,482        (2,848,730)       (3,676,736)        1,013,074
                                                                 ------------      ------------      ------------      ------------
Increase (decrease) in net assets from operations ..........       (2,859,833)        4,081,485           459,490         8,545,448
                                                                 ------------      ------------      ------------      ------------
Distributions to shareholders:
Net investment income:
  Class A ..................................................       (4,008,490)       (4,256,437)       (5,767,970)       (4,848,219)
  Class D ..................................................         (319,981)          (16,482)         (576,634)          (21,295)
                                                                 ------------      ------------      ------------      ------------
Decrease in net assets from distributions ..................       (4,328,471)       (4,272,919)       (6,344,604)       (4,869,514)
                                                                 ------------      ------------      ------------      ------------
Transactions  in shares  of  beneficial  interest:*
Net  proceeds  from sale of shares:
  Class A ..................................................        4,137,872         7,502,107        11,688,898        19,348,362
  Class D ..................................................        6,115,820         2,419,886         8,015,004         2,338,480
Net proceeds from transfer of
  Secured Mortgage Income Series-Class A ...................             --          14,239,034                --                --
Net asset value of shares issued in payment
    of dividends:
  Class A ..................................................        1,780,986         1,958,778         2,261,113         2,130,339
  Class D ..................................................          217,588             4,906           302,588             8,193
Exchanged from associated Funds:
  Class A ..................................................          933,673         2,667,271         6,483,870         4,487,520
  Class D ..................................................          677,329            29,766         1,164,394            18,106
                                                                 ------------      ------------      ------------      ------------
Total ......................................................       13,863,268        28,821,748        29,915,867        28,331,000
                                                                 ------------      ------------      ------------      ------------
Cost of shares repurchased:
  Class A ..................................................      (12,487,426)       (9,903,241)      (11,886,183)       (7,437,727)
  Class D ..................................................       (1,068,325)          (59,119)       (1,040,965)             --
Exchanged into associated Funds:
  Class A ..................................................       (2,888,033)       (2,230,375)       (5,594,008)       (1,653,137)
  Class D ..................................................       (1,577,342)          (46,890)         (935,241)          (10,667)
                                                                 ------------      ------------      ------------      ------------
Total ......................................................      (18,021,126)      (12,239,625)      (19,456,397)       (9,101,531)
                                                                 ------------      ------------      ------------      ------------
Increase (decrease) in net assets from trans-
  actions in shares of beneficial interest .................       (4,157,858)       16,582,123        10,459,470        19,229,469
                                                                 ------------      ------------      ------------      ------------
Increase (decrease) in net assets ..........................      (11,346,162)       16,390,689         4,574,356        22,905,403
Net Assets:

Beginning of year ..........................................       72,122,303        55,731,614        63,707,728        40,802,325
                                                                 ------------      ------------      ------------      ------------
End of year ................................................     $ 60,776,141      $ 72,122,303      $ 68,282,084      $ 63,707,728
                                                                 ============      ============      ============      ============
</TABLE>



- ----------------
*The Fund began  offering  Class D shares on September  21,  1993.  
See notes to financial statements.
12
<PAGE>
================================================================================
Notes to Financial Statements
- --------------------------------------------------------------------------------


1. Seligman High Income Fund Series (the "Fund") consists of two separate series
(collectively the "Series"): the "U.S. Government Securities Series" and the
"High-Yield Bond Series." Effective September 21, 1993, the Fund began offering
two classes of shares for each Series. All shares existing prior to September
21, 1993, have been classified as Class A shares. Class A shares are sold with
an initial sales charge of up to 4.75% and a continuing service fee of up to
0.25% on an annual basis. Class D shares are sold without an initial sales
charge but are subject to a higher distribution fee and a contingent deferred
sales load ("CDSL") of 1% imposed on certain redemptions made within one year of
purchase. The two classes of shares represent interests in the same portfolio of
investments, have the same rights and are generally identical in all respects
except that each class bears its separate distribution and certain class
expenses and has exclusive voting rights with respect to any matter to which a
separate vote of any class is required. 

2. Significant accounting policies followed, all in conformity with
generally accepted accounting principles, are given below:

a.   All U.S. Government and Government agency securities and bonds are valued
     at current market values or, in their absence, at fair value determined in
     accordance with procedures approved by the trustees. Securities traded on
     national exchanges are valued at last sales prices or, in their absence and
     in the case of over-the-counter securities, based on valuations provided by
     an independent pricing service approved by the trustees. Short-term
     holdings maturing in 60 days or less are valued at amortized cost.

b.   There is no provision for federal income or excise tax. Each Series has
     elected to be taxed as a regulated investment company and intends to
     distribute substantially all taxable net income and net gain realized.
     Dividends are declared daily and paid monthly.

c.   Investment transactions are recorded on trade dates. Identified cost of
     investments sold is used for both financial statement and federal income
     tax purposes. Interest income is recorded on the accrual basis. Each Series
     accretes original issue discounts and market discounts on purchases of
     portfolio securities.

d.   All income, expenses (other than class-specific expenses), and realized and
     unrealized gains or losses are allocated daily to each class of shares
     based upon the relative proportion of the value of settled shares
     outstanding of each class. Class-specific expenses, which include
     distribution and service fees and any other items that can be specifically
     attributed to a particular class, are charged directly to such class.

e.   The treatment for financial statement purposes of distributions made during
     the year from net investment income or net realized gains may differ from
     their ultimate treatment for federal income tax purposes. These differences
     are caused primarily by differences in the timing of the recognition of
     certain components of income, expense, or capital gain for federal income
     tax purposes. Where such differences are permanent in nature, they are
     reclassified in the components of net assets based on their ultimate
     characterization for federal income tax purposes. Any such
     reclasssification will have no effect on net assets, results of operations,
     or net asset value per share of the Fund.

3. Purchases and sales of portfolio securities, excluding short-term
investments, for the year ended December 31, 1994, were as follows:

Series                                          Purchases               Sales
- --------------------------------------------------------------------------------
U.S. Government
   Securities                                 $293,960,475          $299,893,486
High-Yield Bond                                123,730,644           114,642,687


  At December 31, 1994, the cost of investments for federal income tax purposes
was substantially the same as the cost for financial reporting purposes, and the
tax basis gross unrealized appreciation and depreciation of portfolio securities
were as follows:

                                                    Total               Total
                                                 Unrealized          Unrealized
Series                                          Appreciation        Depreciation
- --------------------------------------------------------------------------------
U.S. Government
   Securities                                      $134,374           $  600,632
High-Yield Bond                                     636,070            1,897,172

4. J. & W. Seligman & Co. Incorporated (the "Manager") manages the affairs of
the Fund and provides the necessary personnel and facilities. Compensation of
all officers of the Fund, all trustees of the Fund who are employees or

                                                                              13
<PAGE>
================================================================================
Notes to Financial Statements (continued)
- --------------------------------------------------------------------------------




consultants of the Manager, and all personnel of the Fund and the Manager is
paid by the Manager. The Manager's fee is calculated daily and payable monthly,
equal to 0.50% per annum of each Series' average daily net assets.

  Seligman Financial Services, Inc. (the "Distributor"), agent for the
distribution of each Series' shares, received the following commissions after
concessions were paid to dealers for sale of Class A shares:

                                                     Seligman
                                                Financial Services'    Dealer
Series                                              Commissions      Concessions
- --------------------------------------------------------------------------------
U.S. Government
   Securities                                        $ 8,580           $ 61,645
High-Yield Bond                                       45,213            353,427

  The Fund has an Administration, Shareholder Services and Distribution Plan
(the "Plan") with respect to Class A shares under which service organizations
can enter into agreements with the Distributor and receive a continuing fee of
up to 0.25% on an annual basis, payable quarterly, of the average daily net
assets of the Class A shares attributable to the particular service organization
for providing personal services and/or the maintenance of shareholder accounts.
The Distributor charges such fees to the Fund pursuant to the Plan. For the year
ended December 31, 1994, such fees paid by the U.S. Government Securities Series
and the High-Yield Bond Series aggregated $115,296 and $109,232, or 0.22% and
0.21% per annum, respectively, of average daily net assets of Class A shares.

     Effective September 21, 1993, the Fund adopted a Plan with respect to Class
D shares under which service  organizations  can enter into  agreements with the
Distributor and receive a continuing fee for providing  personal services and/or
the maintenance of shareholder accounts of up to 0.25% on an annual basis of the
  average daily net assets of the Class D shares for which the organizations are
responsible, and fees for providing other distribution assistance of up to 0.75%
on an annual basis of such average daily net assets. Such fees are paid monthly
by the Fund to the Distributor pursuant to the Plan. For the year ended December
31, 1994, fees paid by the U.S. Government Securities Series and the High-Yield
Bond Series aggregated $59,650 and $67,314, respectively, or 1% per annum of the
average daily net assets of Class D shares. 

  The Distributor is entitled to retain any CDSL imposed on certain redemptions
occurring within one year of purchase. For the year ended December 31, 1994,
such charges imposed were $8,280 for the U.S. Government Securities Series and
$8,610 for the High-Yield Bond Series.

  Seligman Data Corp., which is owned by certain associated investment
companies, charged at cost for shareholder account services the following
amounts: U.S. Government Securities Series $128,293 and High-Yield Bond Series
$158,110.

  Certain officers and trustees of the Fund are officers or directors of the
Manager, the Distributor, and/or Seligman Data Corp.

  Fees of $18,000 were incurred by the Fund for legal services of Sullivan &
Cromwell, a member of which firm is a trustee of the Fund.

  The Fund has a compensation agreement under which trustees who receive fees
may elect to defer receiving such fees. Interest is accrued on the deferred
balances. The annual cost of such fees and interest is included in trustees'
fees and expenses, and the accumulated balances thereof at December 31, 1994, of
$33,419 in the U.S. Government Securities Series and $18,812 in the High-Yield
Bond Series are included in other liabilities. Deferred fees and the related
accrued interest are not deductible for federal income tax purposes until such
amounts are paid.

5. Class-specific expenses charged to Class A and Class D during the year ended
December 31, 1994, which are included in the corresponding captions of the
Statements of Operations, were as follows:


                                  U.S. Government           High-Yield
                                 Securities Series          Bond Series
                               --------------------     --------------------
                               Class A      Class D     Class A      Class D
                               -------      -------     -------      -------
Distribution and
  service fees                  $115,296     $59,650    $109,232      $67,314
Registration                      21,946      20,340      21,843       17,749
Shareholder reports
  and communications               2,550          73       2,256          261


                                                                              14
<PAGE>
================================================================================

- --------------------------------------------------------------------------------



6. In accordance with current federal income tax law, the net realized capital
gains and losses of each Series are considered separately for purposes of
determining taxable capital gains. At December 31, 1994, net capital loss
carryforwards for the U.S. Government Securities Series and the High-Yield Bond
Series amounted to $30,698,968 (including $3,138,246 transferred from the
Secured Mortgage Income Series) and $13,350,300, respectively, which are
available for offset against future taxable net capital gains, expiring in
various amounts through 2002.

  Accordingly, no capital gain distributions are expected to be paid to
shareholders of the respective Series until net capital gains have been realized
in excess of the available capital loss carryforwards.

7. Transactions in Shares of Beneficial Interest were as follows:


<TABLE>
<CAPTION>

                                                                        U.S. Government                       High-Yield Bond
                                                                      Securities Series                          Series
                                                                -----------------------------       -----------------------------
                                                                    Year Ended December 31                Year Ended December 31
                                                                -----------------------------       -----------------------------
                                                                   1994               1993               1994               1993
                                                                ----------         ----------         ----------        ----------
<S>                                                             <C>                <C>                <C>               <C>        
Sale of shares:
  Class A ..............................................           602,628          1,033,362          1,760,781         2,856,884
  Class D ..............................................           879,410            331,787          1,191,967           339,838
Class A shares issued in transfer of
  Secured Mortgage Income Series .......................              --            1,965,329                 --                --
Shares issued in payment of dividends:
  Class A ..............................................           262,571            269,033            341,325           315,616
  Class D ..............................................            32,428                679             46,166             1,185
Exchanged from associated Funds:
  Class A ..............................................           139,088            368,217            986,393           662,388
  Class D ..............................................            99,435              4,121            177,753             2,622
                                                                ----------         ----------         ----------        ----------
Total ..................................................         2,015,560          3,972,528          4,504,385         4,178,533
                                                                ----------         ----------         ----------        ----------
Shares repurchased:
  Class A ..............................................        (1,835,575)        (1,363,719)        (1,793,114)       (1,100,482)
  Class D ..............................................          (159,362)            (8,177)          (161,121)               --
Exchanged into associated Funds:
  Class A ..............................................          (426,650)          (306,327)          (840,972)         (244,261)
  Class D ..............................................          (238,485)            (6,466)          (141,316)           (1,537)
                                                                ----------         ----------         ----------        ----------
Total ..................................................        (2,660,072)        (1,684,689)        (2,936,523)       (1,346,280)
                                                                ----------         ----------         ----------        ----------
Increase (decrease) in shares ..........................          (644,512)         2,287,839          1,567,862         2,832,253
                                                                ==========         ==========         ==========        ==========
</TABLE>
                                          

8. On November 3, 1993, shareholders of the Secured Mortgage Income Series
approved a transfer of its net assets to the U.S. Government Securities Series
in a tax-free exchange, whereby 1,965,329 shares of the U.S. Government
Securities Series valued at $14,239,034 were exchanged for the net assets of the
Secured Mortgage Income Series. For each share of beneficial interest owned,
shareholders of the Secured Mortgage Income Series received .9061 of a share of
beneficial interest of the U.S. Government Securities Series.

                                                                              15
<PAGE>

================================================================================
Financial Highlights
- --------------------------------------------------------------------------------


The financial highlights for each Series are presented below. The per share
operating performance data is designed to allow investors to trace the operating
performance, on a per share basis, from a Series' beginning net asset value to
the ending net asset value so that they can understand what effect the
individual items have on their investments, assuming they were held throughout
the period. Generally, the per share amounts are derived by converting the
actual dollar amounts incurred for each item, as disclosed in the financial
statements, to their equivalent per share amount.
<TABLE>
<CAPTION>
                                                                           U.S. Government Securities Series                        
                                                  -------------------------------------------------------------------------------
                                                                          Class A                                  Class D
                                                  ------------------------------------------------------     --------------------
                                                                 Year Ended December 31                        Year      9/21/93*
                                                  ------------------------------------------------------       Ended        to
                                                    1994        1993        1992       1991       1990       12/31/94    12/31/93
                                                  -------     -------     -------     ------     -------     --------    --------
<S>                                               <C>         <C>         <C>         <C>        <C>         <C>         <C>    
Per Share Operating Performance:
Net asset value, beginning
   of period ..................................   $  7.18     $  7.19     $  7.30     $ 6.89     $  7.04     $  7.20     $  7.33
                                                  -------     -------     -------     ------     -------     -------     -------
Net investment income .........................       .44         .53         .51        .51         .59         .37         .09
Net realized and unrealized
   investment gain (loss) .....................      (.71)       (.01)       (.11)       .41        (.15)       (.72)       (.13)
                                                  -------     -------     -------     ------     -------     -------     -------
Increase (decrease) from
   investment operations ......................      (.27)        .52         .40        .92         .44        (.35)       (.04)
Dividends paid or declared ....................      (.44)       (.53)       (.51)      (.51)       (.59)       (.37)       (.09)
                                                  -------     -------     -------     ------     -------     -------     -------
Net increase (decrease) in
   net asset value ............................      (.71)       (.01)       (.11)       .41        (.15)       (.72)       (.13)
                                                  -------     -------     -------     ------     -------     -------     -------
Net asset value, end of period ................   $  6.47     $  7.18     $  7.19     $ 7.30     $  6.89     $  6.48     $  7.20
                                                  =======     =======     =======     ======     =======     =======     =======
Total return based on
   net asset value ............................     (3.88)%      7.46%       5.78%     14.05%       6.37%      (5.05)%      (.65)%
Ratios/Supplemental Data:
Expenses to average net assets ................      1.10%       1.11%       1.05%      1.10%       1.06%       2.22%       2.09%+
Net investment income
   to average net assets ......................      6.49%       7.22%       7.17%      7.39%       8.66%       5.40%       5.28%+
Portfolio turnover ............................    445.18%     170.35%     126.17%     95.46%     306.05%     445.18%     170.35%++
Net assets, end of period
   (000's omitted) ............................   $54,714     $69,805     $55,732    $64,440     $71,735     $ 6,062     $ 2,317

</TABLE>

- ----------------
  * Commencement of offering of Class D shares.
  + Annualized.
 ++ For the year ended December 31, 1993.
See notes to financial statements.

16
<PAGE>
================================================================================
 
- --------------------------------------------------------------------------------



  The total returns based on net asset value measure a Series' performance
assuming investors purchased shares at net asset value as of the beginning of
the period, reinvested dividends and capital gains paid at net asset value, and
then sold their shares at the net asset value per share on the last day of the
period. The total return computations do not reflect any sales charges investors
may incur in purchasing shares of any Series. Total returns for periods of less
than one year are not annualized.
<TABLE>
<CAPTION>
                                                                                High-Yield Bond Series                              
                                                 --------------------------------------------------------------------------------
                                                                          Class A                                  Class D
                                                 -------------------------------------------------------     --------------------
                                                                 Year  Ended December 31                       Year     9/21/93*
                                                 -------------------------------------------------------       Ended       to
                                                   1994        1993        1992        1991       1990       12/31/94   12/31/93
                                                 -------     -------     -------     -------     -------     --------   --------
<S>                                              <C>         <C>         <C>         <C>         <C>         <C>         <C>    
Per Share Operating Performance:
Net asset value, beginning
   of period .................................   $  6.94     $  6.42     $  5.96     $  5.21     $  6.40     $  6.94     $ 6.74
                                                 -------     -------     -------     -------     -------     -------     -------
Net investment income ........................       .65         .66         .69         .77         .78         .57         .12
Net realized and unrealized
   investment gain (loss) ....................      (.59)        .52         .46         .75       (1.19)       (.59)        .20
                                                 -------     -------     -------     -------     -------     -------     -------
Increase (decrease) from
   investment operations .....................       .06        1.18        1.15        1.52        (.41)       (.02)        .32
Dividends paid or declared ...................      (.65)       (.66)       (.69)       (.77)       (.78)       (.57)       (.12)
                                                 -------     -------     -------     -------     -------     -------     -------
Net increase (decrease) in
   net asset value ...........................      (.59)        .52         .46         .75       (1.19)       (.59)        .20
                                                 -------     -------     -------     -------     -------     -------     -------
Net asset value, end of period ...............   $  6.35     $  6.94     $  6.42     $  5.96     $  5.21     $  6.35     $  6.94
                                                 =======     =======     =======     =======     =======     =======     =======
Total return based on
   net asset value ...........................      0.78%      19.19%      20.08%      30.70%      (7.27)%      (.30)%      4.53%
Ratios/Supplemental Data:
Expenses to average net assets ...............      1.13%       1.20%       1.21%       1.29%       1.21%       2.19%      2.04%+
Net investment income
   to average net assets .....................      9.73%       9.68%      10.82%      13.36%      13.40%       8.68%       7.93%+
   Portfolio turnover ........................    184.75%     193.91%     145.66%     181.08%     117.51%     184.75%     193.91%++
Net assets, end of period
   (000's omitted) ...........................   $59,033     $61,333     $40,802     $32,287     $27,558     $ 9,249     $ 2,375
</TABLE>

- ----------------

  * Commencement of offering of Class D shares.
  + Annualized.
 ++  For the year ended December 31, 1993.
See notes to financial statements.

                                                                              17
<PAGE>
================================================================================
Report of Independent Auditors
- --------------------------------------------------------------------------------


The Trustees and Shareholders,
Seligman High Income Fund Series:

We have audited the accompanying statements of assets and liabilities, including
the portfolios of investments, of the U.S. Government Securities Series and the
High-Yield Bond Series of Seligman High Income Fund Series as of December 31,
1994, the related statements of operations for the year then ended and of
changes in net assets for each of the years in the two-year period then ended,
and the financial highlights for each of the periods presented. These financial
statements and the financial highlights are the responsibility of the Fund's
management. Our responsibility is to express an opinion on these financial
statements and financial highlights based on our audits.

We conducted our audits in accordance with generally accepted auditing
standards. Those standards require that we plan and perform the audit to obtain
reasonable assurance about whether the financial statements and financial
highlights are free of material misstatement. An audit includes examining, on a
test basis, evidence supporting the amounts and disclosures in the financial
statements. Our procedures included confirmation of securities owned as of
December 31, 1994 by correspondence with the Fund's custodian. An audit also
includes assessing the accounting principles used and significant estimates made
by management, as well as evaluating the overall financial statement
presentation. We believe that our audits provide a reasonable basis for our
opinion.

In our opinion, such financial statements and financial highlights present
fairly, in all material respects, the financial position of the U.S. Government
Securities Series and the High-Yield Bond Series of Seligman High Income Fund
Series as of December 31, 1994, the results of their operations, the changes in
their net assets, and the financial highlights for the respective stated
periods, in conformity with generally accepted accounting principles.
 

DELOITTE & TOUCHE LLP
New York, New York
February 3, 1995



18
<PAGE>
================================================================================
Trustees
- --------------------------------------------------------------------------------


Fred E. Brown
Director and Consultant,
   J. & W. Seligman & Co. Incorporated

Alice S. Ilchman 3
President, Sarah Lawrence College
Trustee, Committee for Economic Development
Director, NYNEX
Trustee, The Rockefeller Foundation

John E. Merow
Partner, Sullivan & Cromwell, Attorneys

Betsy S. Michel 2
Director or Trustee,
   Various Organizations

William C. Morris 1
Chairman
Chairman of the Board and President,
   J. & W. Seligman & Co. Incorporated
Chairman, Carbo Ceramics Inc.
Director, Daniel Industries, Inc.
Director, Kerr-McGee Corporation

Douglas R. Nichols, Jr. 2
Management Consultant

James C. Pitney 3
Partner, Pitney, Hardin, Kipp & Szuch, Attorneys
Director, Public Service Enterprise Group

James Q. Riordan 3
Director, The Brooklyn Union Gas Company
Trustee, Committee for Economic Development
Director, Dow Jones & Co., Inc.
Director, Public Broadcasting Service

Herman J. Schmidt 2
Director, H.J. Heinz Company
Director, HON Industries, Inc.
Director, MAPCO, Inc.

Ronald T. Schroeder 1
President
Managing Director,
   J. & W. Seligman & Co. Incorporated

Robert L. Shafer 3
Vice President, Pfizer Inc.
Director, USLIFE Corporation

James N. Whitson 2
Executive Vice President and Director,
   Sammons Enterprises, Inc.
Director, C-SPAN

Brian T. Zino 1
Managing Director,
   J. & W. Seligman & Co. Incorporated



- ----------
Member: 1 Executive Committee; 2 Audit Committee; 3 Trustee Nominating 
        Committee.


- --------------------------------------------------------------------------------
Executive Officers

William C. Morris             Leonard J. Lovito           Frank J. Nasta
Chairman                      Vice President              Secretary
                                                                         
Ronald T. Schroeder           Lawrence P. Vogel               
President                     Vice President   

Daniel J. Charleston          Thomas G. Rose   
Vice President                Treasurer 




- --------------------------------------------------------------------------------

Manager
J. & W. Seligman & Co. Incorporated
100 Park Avenue
New York, NY 10017

General Counsel
Sullivan & Cromwell

Independent Auditors
Deloitte & Touche LLP

General Distributor
Seligman Financial Services, Inc.
100 Park Avenue
New York, NY 10017

Shareholder Service Agent
Seligman Data Corp.
100 Park Avenue
New York, NY 10017

Important Telephone Numbers
(800) 221-2450  Shareholder Services

(800) 445-1777  Retirement Plan
                Services

(800) 622-4597  24-Hour Automated
                Telephone Access
                Service

                                                                              19
<PAGE>

                        Seligman Financial Services, Inc.

                                 an affiliate of

                                      J&WS

                             J. & W. Seligman & Co.

                                  INCORPORATED

                                ESTABLISHED 1864

                       100 Park Avenue, New York, NY 10017

This report is intended only for the information of shareholders or those who
have received the offering prospectus covering shares of beneficial interest of
Seligman High Income Fund Series, which contains information about the sales
charges, management fees, and other costs. Please read the prospectus carefully
before investing or sending money.

                                                                       TX2 12/94


<PAGE>

PART C.  OTHER INFORMATION

ITEM 24.  FINANCIAL STATEMENTS AND EXHIBITS
           (a)     Financial Statements and Schedules:
   

           Part A  Financial Highlights for Class A shares  from  March 11, 1985
                   (commencement  of  operations of each Series) to December 31,
                   1994;  Financial Highlights for Class D shares for the period
                   from  September  21,  1993   (commencement  of  offering)  to
                   December 31, 1994.

           Part B  Required  Financial  Statements  for each Series are included
                   in the Fund's Annual Report to  Shareholders,  dated December
                   31,  1994,   which  are  incorporated  by  reference  in  the
                   Statement  of   Additional   Information.   These   Financial
                   Statements are:  Portfolios of Investments as of December 31,
                   1994; Statements of Assets and Liabilities as of December 31,
                   1994;  Statements of Operations  for the year ended  December
                   31, 1994;  Statements  of Changes in Net Assets for the years
                   ended  December  31,  1994  and  1993;   Notes  to  Financial
                   Statements;  Financial  Highlights  for the five years  ended
                   through December 31, 1994 for each Series' Class A shares and
                   for the period September 21, 1993  (commencement of offering)
                   through  December 31, 1994 for each  Series'  Class D shares;
                   Report of Independent Auditors.

           (b)     Exhibits:  All  Exhibits  have been  previously  filed except
                   Exhibits  marked with an asterisk (*) which are  incorporated
                   herein.

           (1a)    Declaration   of  Trust   
                   (Incorporated by Reference to Pre-Effective  Amendment  No. 1
                   filed on March 8, 1985.)

           (1b)    Certificate  of Amendment to the  Declaration of Trust of the
                   Registrant.
                   (Incorporated by Reference to Post-Effective Amendment No. 17
                   filed on September 21, 1993.)

           (2)     Bylaws.
                   (Incorporated  by Reference to  Pre-Effective  No. 1 filed on
                   March 8, 1985.)

           (3)     N/A

           (4a)    Specimen Stock Certificate for Class A Shares.
                   (Incorporated by Reference to Post-Effective Amendment No. 18
                   filed on April 29, 1994.)

           (4b)    Specimen Stock Certificate for Class D Shares.
                   (Incorporated by Reference to Post-Effective Amendment No. 17
                   filed on September 21, 1993.)

           (5)     Copy of new Management  Agreement  between each Series of the
                   Registrant and J. & W. Seligman & Co. Incorporated.*

           (6a)    Copy of the new Distributing Agreement between Registrant and
                   Seligman Marketing, Inc.
                   (Incorporated by Reference to Post-Effective Amendment No. 15
                   filed on April 30, 1993.)

           (6b)    Copy of amended Sales Agreement  between Seligman  Marketing,
                   Inc. and Dealers.
                   (Incorporated by Reference to Post-Effective Amendment No. 15
                   filed on April 30, 1993.)

           (7a)    Amendments to the Amended  Retirement  Income Plan of J. & W.
                   Seligman & Co. Incorporated and Trust.
                   (Incorporated by Reference to Post-Effective Amendment No. 18
                   filed on April 29, 1994.)

           (7b)    Amendments  to the  Amended  Employees'  Thrift Plan of Union
                   Data Service Center, Inc. and Trust.
                   (Incorporated by Reference to Post-Effective Amendment No. 18
                   filed on April 29, 1994.)

           (8)     Copy of Custodian  Agreement between Registrant and Investors
                   Fiduciary Trust Company.
                   (Incorporated by Reference to Post-Effective Amendment No. 13
                   filed on April 30, 1991.)

           (10)    Opinion and Consent of Counsel.
                   (Incorporated by Reference to  Pre-Effective  Amendment No. 2
                   filed on February 14, 1985.)
    
PART C.  OTHER INFORMATION (continued)

           (11)    Report and Consent of Independent Auditors.*

           (12)    N/A

           (13)    Purchase  Agreement for Initial Capital between Registrant 's
                   Class D Shares and J. & W. Seligman & Co. Incorporated.
                   (Incorporated by Reference to Post-Effective Amendment No. 17
                   filed on September 21, 1993.)

           (14)    Copy of  Amended  Individual  Retirement  Account  Trust  and
                   Related Documents.
                   (Incorporated by Reference to Post-Effective Amendment No. 14
                   filed on April 30, 1992.)

           (14a)   Copy of  Amended  Comprehensive  Retirement  Plans  for Money
                   Purchase and/or Prototype Profit Sharing Plan.
                   (Incorporated by Reference to Seligman New Jersey  Tax-Exempt
                   Fund, Inc., File No. 33-13401,  Pre-Effective Amendment No. 1
                   filed on January 11, 1988.)

           (14b)   Copy of Amended  Basic  Business  Retirement  Plans for Money
                   Purchase and/or Profit Sharing Plans.
                   (Incorporated by Reference to Seligman New Jersey  Tax-Exempt
                   Fund, Inc., File No. 33-13401,  Pre-Effective Amendment No. 1
                   filed on January 11, 1988.)

           (14c)   Copy of Amended 403(b)(7) Custodial Account Plan.
                   (Incorporated by Reference to Seligman New Jersey  Tax-Exempt
                   Fund, Inc., File No. 33-13401,  Pre-Effective Amendment No. 1
                   filed on January 11, 1988.)

           (14d)   Copy of Amended Simplified Employee Pension Plan (SEP).
                   (Incorporated by Reference to Post-Effective Amendment No. 14
                   filed on April 30, 1992.)

           (14e)   Copy  of the  amended  J. & W.  Seligman  & Co.  Incorporated
                   (SARSEP)  Salary  Reduction  and  Other  Elective  Simplified
                   Employee Pension-Individual  Retirement Accounts Contribution
                   Agreement  (Under  Section  408(k)  of the  Internal  Revenue
                   Code).
                   (Incorporated by Reference to Post-Effective Amendment No. 14
                   filed on April 30, 1992.)

           (15)    Copy  of  amended  Administration,  Shareholder  Service  and
                   Distribution Plan and form of Agreement of Registrant.
         
                   (Incorporated by Reference to Post-Effective Amendment No. 15
                   filed on April 30, 1993.)

           (16)    Schedule  for  Computation  of  each  Performance   Quotation
                   provided in Registration Statement to Item 22.
                   (Incorporated by Reference to Post-Effective Amendment No. 11
                   filed on April 30, 1990.)

ITEM 25. PERSONS CONTROLLED BY OR UNDER COMMON CONTROL WITH REGISTRANT - None.
   
ITEM 26.      NUMBER OF HOLDERS OF SECURITIES  -  As  of  March 31, 1995,  there
              were 2,998 and 3,278 recordholders of Class A shares of beneficial
              interest  of  the  U.S.  Government   Securities  Series  and  the
              High-Yield  Bond  Series,  respectively;  and 187  and 666  record
              holders  of  Class D shares  of  beneficial  interest  of the U.S.
              Government  Securities  Series  and the  High-Yield  Bond  Series,
              respectively, of the Registrant.
    

ITEM 27.      INDEMNIFICATION   -  Incorporated   by  reference  to Registrant's
              Post-Effective Amendment No. 13 filed on May 1, 1991.

ITEM 28.      BUSINESS AND OTHER CONNECTIONS OF INVESTMENT ADVISER  -  J.  &  W.
              Seligman & Co. Incorporated,  a Delaware corporation  ("Manager"),
              is the Registrant's investment manager. The Manager also serves as
              investment   manager  to  sixteen  other   associated   investment
              companies.  They are Seligman  Capital  Fund,  Inc.,Seligman  Cash
              Management Fund, Inc.,  Seligman Common Stock Fund, Inc., Seligman
              Communications and Information Fund, Inc., Seligman Frontier Fund,
              Inc.,  Seligman Growth Fund, Inc.,  Seligman Henderson Global Fund
              Series,  Inc.,  Seligman  Income Fund,  Inc.,  Seligman New Jersey
              Tax-Exempt  Fund,  Inc.,  Seligman  Pennsylvania  Tax-Exempt  Fund
              Series,  Seligman  Portfolios,  Inc.,  Seligman Quality  Municipal
              Fund,  Inc.,   Seligman  Select  Municipal  Fund,  Inc.,  Seligman
              Tax-Exempt Fund Series, Inc., Seligman Tax-Exempt Series Trust and
              Tri-Continental Corporation.


<PAGE>

PART C.   OTHER INFORMATION (continued)
   
              The Manager has an  investment  advisory  service  division  which
              provides investment  management or advice to private clients.  The
              list  required by this Item 28 of officers  and  directors  of the
              Manager,  together  with  information  as to any  other  business,
              profession, vocation or employment of a substantial nature engaged
              in by such  officers and directors  during the past two years,  is
              incorporated  by reference to Schedules A and D of Form ADV, filed
              by the Manager  pursuant to the  Investment  Advisers  Act of 1940
              (SEC File No. 801-5798 which was filed on March 30, 1994).

ITEM 29.      PRINCIPAL UNDERWRITERS
         (a)  The names of each  investment  company (other than the Registrant)
              for  which  each  principal  underwriter  currently   distributing
              securities of the Registrant also acts as a principal underwriter,
              depositor or investment adviser follow:

              Seligman Capital Fund, Inc.
              Seligman Cash Management Fund, Inc.
              Seligman Common Stock Fund, Inc.
              Seligman Communications and Information Fund, Inc.
              Seligman Frontier Fund, Inc.
              Seligman Henderson Global Fund Series, Inc.
              Seligman Growth Fund, Inc.
              Seligman Income Fund, Inc.
              Seligman New Jersey Tax-Exempt Fund, Inc.
              Seligman Pennsylvania Tax-Exempt Fund Series
              Seligman Portfolios, Inc.
              Seligman Tax-Exempt Fund Series, Inc.
              Seligman Tax-Exempt Series Trust

   (b) Name of each trustee,  officer or partner of each  principal  underwriter
       named in the answer to Item 21:

<TABLE>
<CAPTION>
          
                                               SELIGMAN FINANCIAL SERVICES, INC.
                                                      AS OF APRIL 1, 1995
         <S>                                        <C>                                             <C>
                 (1)                                         (2)                                             (3)
         Name and Principal                         Positions and Offices                           Positions and Offices
          BUSINESS ADDRESS                            WITH UNDERWRITER                                 WITH REGISTRANT
          ----------------                            ----------------                                 ---------------              
         WILLIAM C. MORRIS*                          Director                                      Chairman of the Board and
                                                                                                   Chief Executive Officer
         RONALD T. SCHROEDER*                        Director                                      President and Director
         FRED E. BROWN*                              Director                                      Director
         MICHAEL J. DEL PRIORE*                      Director                                      None
         WILLIAM H. HAZEN*                           Director                                      None
         THOMAS G. MOLES*                            Director                                      None
         DAVID F. STEIN*                             Director                                      None
         DAVID WATTS*                                Director                                      None
         BRIAN T. ZINO*                              Director                                      Director
         STEPHEN J. HODGDON*                         President                                     None
         MARK R. GORDON                              Senior Vice President,                        None
                                                     Director of Marketing
         GERALD I. CETRULO, III                      Senior Vice President of Sales                None
         140 West Parkway                            and Regional Sales Manager
         Pompton Plains, NJ  07444
         BRAD DAVIS                                  Regional Vice President                       None
         241 110th Avenue SE
         Bellevue, WA  98004

</TABLE>

<PAGE>


PART C. OTHER INFORMATION

<TABLE>
<CAPTION>
                                               SELIGMAN FINANCIAL SERVICES, INC.
                                                      AS OF APRIL 1, 1995
         <S>                                         <C>                                           <C>

                 (1)                                         (2)                                             (3)
         Name and Principal                         Positions and Offices                           Positions and Offices
          BUSINESS ADDRESS                            WITH UNDERWRITER                                 WITH REGISTRANT
          ---------------                             ----------------                                 ---------------   
         JONATHAN G. EVANS                           Regional Vice President                       None
         222 Fairmont Way
         Ft. Lauderdale, FL  33326
         SUSAN GUTTERUD                              Regional Vice President                       None
         820 Humboldt, #6
         Denver, CO  80218
         BRADLEY F. HANSON                           Senior Vice President of Sales                None
         9707 Xylon Court                            and Regional Sales Manager
         Bloomington, MN  55438
         BRADLEY W. LARSON                           Senior Vice President of Sales                None
         367 Bryan Drive                             and Regional Sales Manager
         Danville, CA  94526
         RANDY D. LIERMAN                            Regional Vice President                       None
         2627 R.D. Mize Road
         Independence, MO  64057
         JUDITH L. LYON                              Regional Vice President                       None
         163 Haynes Bridge Rd, Ste. 205
         Alpharetta, GA  30201
         DAVID MEYNCKE                               Regional Vice President                       None
         4718 Orange Grove Way
         Palm Harbor, FL  34684
         HERB W. MORGAN                              Regional Vice President                       None
         11308 Monticook Court
         San Diego, CA  92127
         MELINDA NAWN                                Regional Vice President                       None
         5850 Squire Hill Court
         Cincinnati, OH  45241
         ROBERT H. RUHM                              Regional Vice President                       None
         167 Derby Street
         Melrose, MA  02176
         DIANE SNOWDEN                               Regional Vice President                       None
         11 Thackery Lane
         Cherry Hill, NJ  08003
         LYNDA M. SOLEIM*                            Regional Vice President                       None
         14074 Rue St. Raphael Street
         Del Mar, CA  92014
         BRUCE TUCKEY                                Regional Vice President                       None
         23477 Haggerty Road
         Building No. 7
         Novi, MI  48375
         D. IAN VALENTINE                            Senior Vice President of Sales                None
         307 Braehead Drive                          and Regional Sales Manager
         Fredericksburg, VA  22401
         ANDREW VEASEY                               Regional Vice President                       None
         40 Goshawk Court
         Voorhees, NJ  08043
         TODD VOLKMAN                                Regional Vice President                       None
         4650 Cole Avenue, #216
         Dallas, TX  75205
         KELLI A. DUMSER                             Regional Vice President                       None
         8618 Hornwood Court
         Charlotte, NC  28215
</TABLE>


<PAGE>


PART C. OTHER INFORMATION
<TABLE>
<CAPTION>

                                               SELIGMAN FINANCIAL SERVICES, INC.
                                                      AS OF APRIL 1, 1995
        <S>                                         <C>                                             <C>

                 (1)                                         (2)                                             (3)
         Name and Principal                         Positions and Offices                           Positions and Offices
          BUSINESS ADDRESS                            WITH UNDERWRITER                                 WITH REGISTRANT
          ----------------                            ----------------                                 --------------               
         JAMES R. BESHER                             Regional Vice President                       None
         1400 Margaux Lane
         Town & Country, MO  63017
         LAWRENCE P. VOGEL*                          Senior Vice President - Finance               Vice President
         HELEN SIMON*                                Vice President                                None
         MARSHA E. JACOBY*                           Vice President, National Accounts             None
                                                     Manager
         VITO GRAZIANO*                              Assistant Secretary                           Assistant Secretary
         WILLIAM W. JOHNSON*                         Vice President, Order Desk                    None
         FRANK P. MARINO*                            Assistant Vice President, Mutual
                                                     Fund Product Manager                          None
         AURELIA LACSAMANA*                          Treasurer                                     None
         FRANK J. NASTA, ESQ.*                       Secretary                                     Secretary
</TABLE>

       * The  principal  business  address  of each of  these  directors  and/or
officers is 100 Park Avenue, NY, NY 10017.

       (c) Not applicable.

Item 30.          Location of Accounts and Records
                  Custodian                Investors Fiduciary Trust Company
                                           127 West 10th Street
                                           Kansas City, Missouri  64105 AND
                                           Seligman High Income Fund Series
                                           100 Park Avenue
                                           New York, NY  10017

ITEM 31.          MANAGEMENT  SERVICES   -  Seligman  Data Corp.   ("SDC")   the
                  Registrant's  shareholder service agent, has an agreement with
                  The Shareholder Services Group ("TSSG") pursuant to which TSSG
                  provides  a data  processing  system for  certain  shareholder
                  accounting and recordkeeping functions performed by SDC, which
                  commenced in July 1990.  For the fiscal  years ended  December
                  31, 1994, 1993 and 1992 the approximate cost of these services
                  for each Series were:

                                                 1994         1993         1992
                                               -------      -------      -------

U.S. Government Securities Series
    Class A                                    $16,274      $18,400      $18,650
    Class D                                       $858          N/A          N/A

High-Yield Bond Series
    Class A                                    $13,980      $15,400      $14,700
    Class D                                      1,597          N/A          N/A


Item 32.       Undertakings  -  The Registrant  undertakes,   (1)  to  furnish a
               copy of the Registrant's  latest annual report,  upon request and
               without charge, to every person to whom a prospectus is delivered
               and (2) if  requested  to do so by the  holders  of at least  ten
               percent  of  its  outstanding   shares,  to  call  a  meeting  of
               shareholders  for the  purpose  of voting  upon the  removal of a
               director or directors and to assist in communications  with other
               shareholders  as  required  by  Section  16(c) of the  Investment
               Company Act of 1940.


<PAGE>


                                   SIGNATURES



         Pursuant to the  requirements  of the  Securities  Act of 1933, and the
Investment  Company Act of 1940, the  Registrant  certifies that it meets all of
the requirements for effectiveness of this Post-Effective  Amendment pursuant to
Rule  485(b)  under  the  Securities  Act of  1933  and  has  duly  caused  this
Post-Effective  Amendment No. 19 to its  Registration  Statement to be signed on
its behalf by the  undersigned,  thereunto duly  authorized,  in the City of New
York, State of New York, on the 28th day of April, 1995.

                                SELIGMAN HIGH INCOME FUND SERIES




                                    By: /S/ WILLIAM C. MORRIS
                                         William C. Morris, Chairman*


         Pursuant  to the  requirements  of the  Securities  Act of  1933,  this
Post-Effective  Amendment No. 19 has been signed below by the following  persons
in the capacities indicated on April 28, 1995.
    

                  SIGNATURE                            TITLE



/S/ WILLIAM C. MORRIS                        Chairman of the Trustees (Principal
     William C. Morris*                       executive officer) and Trustee


/S/ RONALD T. SCHROEDER                      Trustee and President
     Ronald T. Schroeder*



/S/ THOMAS G. ROSE                            Treasurer (Principal financial and
     Thomas G. Rose                            Accounting Officer)




Fred E. Brown, Trustee                 )
Alice S. Ilchman, Trustee              )
John E. Merow, Trustee                 )
Betsy S. Michel, Trustee               )
Douglas R. Nichols, Jr., Trustee       )
James C. Pitney, Trustee               )    /S/  BRIAN T. ZINO
                                           -------------------------------------
James Q. Riordan, Trustee              )        *Brian T. Zino, Attorney-In-Fact
Herman J. Schmidt, Trustee             )
Robert L. Shafer, Trustee              )
James N. Whitson, Trustee              )
Brian T. Zino, Trustee                 )

<TABLE> <S> <C>


<ARTICLE> 6
<SERIES>
   <NUMBER> 3
   <NAME> HIGH-YIELD BOND SERIES CL. A
<MULTIPLIER> 1000
       
<S>                             <C>
<PERIOD-TYPE>                   YEAR
<FISCAL-YEAR-END>                          DEC-31-1994
<PERIOD-END>                               DEC-31-1994
<INVESTMENTS-AT-COST>                            67900
<INVESTMENTS-AT-VALUE>                           66639
<RECEIVABLES>                                     2184
<ASSETS-OTHER>                                      66
<OTHER-ITEMS-ASSETS>                                 0
<TOTAL-ASSETS>                                   68889
<PAYABLE-FOR-SECURITIES>                             0
<SENIOR-LONG-TERM-DEBT>                              0
<OTHER-ITEMS-LIABILITIES>                          607
<TOTAL-LIABILITIES>                                607
<SENIOR-EQUITY>                                      0
<PAID-IN-CAPITAL-COMMON>                         82893
<SHARES-COMMON-STOCK>                             9297<F1>
<SHARES-COMMON-PRIOR>                             8843<F1>
<ACCUMULATED-NII-CURRENT>                            0
<OVERDISTRIBUTION-NII>                               0
<ACCUMULATED-NET-GAINS>                        (13350)
<OVERDISTRIBUTION-GAINS>                             0
<ACCUM-APPREC-OR-DEPREC>                        (1261)
<NET-ASSETS>                                     59033<F1>
<DIVIDEND-INCOME>                                    0
<INTEREST-INCOME>                                 6438<F1>
<OTHER-INCOME>                                       0
<EXPENSES-NET>                                     670<F1>
<NET-INVESTMENT-INCOME>                           5768<F1>
<REALIZED-GAINS-CURRENT>                        (2208)
<APPREC-INCREASE-CURRENT>                       (3677)
<NET-CHANGE-FROM-OPS>                              459
<EQUALIZATION>                                       0
<DISTRIBUTIONS-OF-INCOME>                         5768<F1>
<DISTRIBUTIONS-OF-GAINS>                             0
<DISTRIBUTIONS-OTHER>                                0
<NUMBER-OF-SHARES-SOLD>                           2747<F1>
<NUMBER-OF-SHARES-REDEEMED>                       2634<F1>
<SHARES-REINVESTED>                                342<F1>
<NET-CHANGE-IN-ASSETS>                            4574
<ACCUMULATED-NII-PRIOR>                              0
<ACCUMULATED-GAINS-PRIOR>                      (11142)
<OVERDISTRIB-NII-PRIOR>                              0
<OVERDIST-NET-GAINS-PRIOR>                           0
<GROSS-ADVISORY-FEES>                              297<F1>
<INTEREST-EXPENSE>                                   0
<GROSS-EXPENSE>                                    670<F1>
<AVERAGE-NET-ASSETS>                             61742<F1>
<PER-SHARE-NAV-BEGIN>                             6.94<F1>
<PER-SHARE-NII>                                    .65<F1>
<PER-SHARE-GAIN-APPREC>                          (.59)<F1>
<PER-SHARE-DIVIDEND>                               .65<F1>
<PER-SHARE-DISTRIBUTIONS>                            0<F1>
<RETURNS-OF-CAPITAL>                                 0<F1>
<PER-SHARE-NAV-END>                               6.35<F1>
<EXPENSE-RATIO>                                   1.13<F1>
<AVG-DEBT-OUTSTANDING>                               0
<AVG-DEBT-PER-SHARE>                                 0
<FN>
<F1>Class A only.  All other data are fund level.
</FN>
        


</TABLE>
WARNING: THE EDGAR SYSTEM ENCOUNTERED ERROR(S) WHILE PROCESSING THIS SCHEDULE.
       FINANCIAL DATA STATEMENT    

<ARTICLE> 6
<SERIES>
   <NUMBER> 5
   <NAME> HIGH-YIELD BOND SERIES CL. D
<MULTIPLIER> 1000
       
<S>                             <C>
<PERIOD-TYPE>                   YEAR
<FISCAL-YEAR-END>                          DEC-31-1994
<PERIOD-END>                               DEC-31-1994
<INVESTMENTS-AT-COST>                            67900
<INVESTMENTS-AT-VALUE>                           66639
<RECEIVABLES>                                     2184
<ASSETS-OTHER>                                      66
<OTHER-ITEMS-ASSETS>                                 0
<TOTAL-ASSETS>                                   68889
<PAYABLE-FOR-SECURITIES>                             0
<SENIOR-LONG-TERM-DEBT>                              0
<OTHER-ITEMS-LIABILITIES>                          607
<TOTAL-LIABILITIES>                                607
<SENIOR-EQUITY>                                      0
<PAID-IN-CAPITAL-COMMON>                         82893
<SHARES-COMMON-STOCK>                             1456<F1>
<SHARES-COMMON-PRIOR>                              342<F1>
<ACCUMULATED-NII-CURRENT>                            0
<OVERDISTRIBUTION-NII>                               0
<ACCUMULATED-NET-GAINS>                        (13350)
<OVERDISTRIBUTION-GAINS>                             0
<ACCUM-APPREC-OR-DEPREC>                        (1261)
<NET-ASSETS>                                      9249<F1>
<DIVIDEND-INCOME>                                    0
<INTEREST-INCOME>                                  723<F1>
<OTHER-INCOME>                                       0
<EXPENSES-NET>                                     146<F1>
<NET-INVESTMENT-INCOME>                            577<F1>
<REALIZED-GAINS-CURRENT>                        (2208)
<APPREC-INCREASE-CURRENT>                       (3677)
<NET-CHANGE-FROM-OPS>                              459
<EQUALIZATION>                                       0
<DISTRIBUTIONS-OF-INCOME>                          577<F1>
<DISTRIBUTIONS-OF-GAINS>                             0
<DISTRIBUTIONS-OTHER>                                0
<NUMBER-OF-SHARES-SOLD>                           1370<F1>
<NUMBER-OF-SHARES-REDEEMED>                        302<F1>
<SHARES-REINVESTED>                                 46<F1>
<NET-CHANGE-IN-ASSETS>                            4574
<ACCUMULATED-NII-PRIOR>                              0
<ACCUMULATED-GAINS-PRIOR>                      (11142)
<OVERDISTRIB-NII-PRIOR>                              0
<OVERDIST-NET-GAINS-PRIOR>                           0
<GROSS-ADVISORY-FEES>                               33<F1>
<INTEREST-EXPENSE>                                   0
<GROSS-EXPENSE>                                    146<F1>
<AVERAGE-NET-ASSETS>                              5929<F1>
<PER-SHARE-NAV-BEGIN>                             6.94<F1>
<PER-SHARE-NII>                                    .57<F1>
<PER-SHARE-GAIN-APPREC>                          (.59)<F1>
<PER-SHARE-DIVIDEND>                               .57<F1>
<PER-SHARE-DISTRIBUTIONS>                            0<F1>
<RETURNS-OF-CAPITAL>                                 0<F1>
<PER-SHARE-NAV-END>                               6.35<F1>
<EXPENSE-RATIO>                                   2.19<F1>
<AVG-DEBT-OUTSTANDING>                               0
<AVG-DEBT-PER-SHARE>                                 0
<FN>
<F1>Class D only.  All other data are fund level.
</FN>
        


</TABLE>
WARNING: THE EDGAR SYSTEM ENCOUNTERED ERROR(S) WHILE PROCESSING THIS SCHEDULE.
DESCRIPTION>       FINANCIAL DATA STATEMENT    

<ARTICLE> 6
<SERIES>
   <NUMBER> 1
   <NAME> U.S.GOVERNMENT SECURITIES SERIES A
<MULTIPLIER> 1000
       
<S>                             <C>
<PERIOD-TYPE>                   YEAR
<FISCAL-YEAR-END>                          DEC-31-1994
<PERIOD-END>                               DEC-31-1994
<INVESTMENTS-AT-COST>                            60065
<INVESTMENTS-AT-VALUE>                           59599
<RECEIVABLES>                                     1525
<ASSETS-OTHER>                                      65
<OTHER-ITEMS-ASSETS>                                 0
<TOTAL-ASSETS>                                   61189
<PAYABLE-FOR-SECURITIES>                             0
<SENIOR-LONG-TERM-DEBT>                              0
<OTHER-ITEMS-LIABILITIES>                          413
<TOTAL-LIABILITIES>                                413
<SENIOR-EQUITY>                                      0
<PAID-IN-CAPITAL-COMMON>                         88803
<SHARES-COMMON-STOCK>                            18486<F1>
<SHARES-COMMON-PRIOR>                             9719<F1>
<ACCUMULATED-NII-CURRENT>                            0
<OVERDISTRIBUTION-NII>                               0
<ACCUMULATED-NET-GAINS>                         (27561)
<OVERDISTRIBUTION-GAINS>                             0
<ACCUM-APPREC-OR-DEPREC>                         (466)
<NET-ASSETS>                                     54714<F1>
<DIVIDEND-INCOME>                                    0
<INTEREST-INCOME>                                 4687<F1>
<OTHER-INCOME>                                       0
<EXPENSES-NET>                                     679<F1>
<NET-INVESTMENT-INCOME>                           4008<F1>
<REALIZED-GAINS-CURRENT>                        (8471)
<APPREC-INCREASE-CURRENT>                         1283
<NET-CHANGE-FROM-OPS>                           (2860)
<EQUALIZATION>                                       0
<DISTRIBUTIONS-OF-INCOME>                         4008<F1>
<DISTRIBUTIONS-OF-GAINS>                             0
<DISTRIBUTIONS-OTHER>                                0
<NUMBER-OF-SHARES-SOLD>                            742<F1>
<NUMBER-OF-SHARES-REDEEMED>                       2262<F1>
<SHARES-REINVESTED>                                263<F1>
<NET-CHANGE-IN-ASSETS>                         (11346)
<ACCUMULATED-NII-PRIOR>                              0
<ACCUMULATED-GAINS-PRIOR>                      (19090)
<OVERDISTRIB-NII-PRIOR>                              0
<OVERDIST-NET-GAINS-PRIOR>                           0
<GROSS-ADVISORY-FEES>                              308<F1>
<INTEREST-EXPENSE>                                   0
<GROSS-EXPENSE>                                    679<F1>
<AVERAGE-NET-ASSETS>                             61742<F1>
<PER-SHARE-NAV-BEGIN>                             7.18<F1>
<PER-SHARE-NII>                                    .44<F1>
<PER-SHARE-GAIN-APPREC>                          (.71)<F1>
<PER-SHARE-DIVIDEND>                               .44<F1>
<PER-SHARE-DISTRIBUTIONS>                            0<F1>
<RETURNS-OF-CAPITAL>                                 0<F1>
<PER-SHARE-NAV-END>                               6.47<F1>
<EXPENSE-RATIO>                                   1.10<F1>
<AVG-DEBT-OUTSTANDING>                               0
<AVG-DEBT-PER-SHARE>                                 0
<FN>
<F1>Class A only.  All other data are fund level.
</FN>
        


</TABLE>
WARNING: THE EDGAR SYSTEM ENCOUNTERED ERROR(S) WHILE PROCESSING THIS SCHEDULE.
   
     <DESCRIPTION>       FINANCIAL DATA STATEMENTS    

<ARTICLE> 6
<SERIES>
   <NUMBER> 1
   <NAME> U.S.GOVERNMENT SECURITIES SERIES D
<MULTIPLIER> 1000
       
<S>                             <C>
<PERIOD-TYPE>                   YEAR
<FISCAL-YEAR-END>                          DEC-31-1994
<PERIOD-END>                               DEC-31-1994
<INVESTMENTS-AT-COST>                            60065
<INVESTMENTS-AT-VALUE>                           59599
<RECEIVABLES>                                     1525
<ASSETS-OTHER>                                      65
<OTHER-ITEMS-ASSETS>                                 0
<TOTAL-ASSETS>                                   61189
<PAYABLE-FOR-SECURITIES>                             0
<SENIOR-LONG-TERM-DEBT>                              0
<OTHER-ITEMS-LIABILITIES>                          413
<TOTAL-LIABILITIES>                                413
<SENIOR-EQUITY>                                      0
<PAID-IN-CAPITAL-COMMON>                         88803
<SHARES-COMMON-STOCK>                             5891<F1>
<SHARES-COMMON-PRIOR>                              322<F1>
<ACCUMULATED-NII-CURRENT>                            0
<OVERDISTRIBUTION-NII>                               0
<ACCUMULATED-NET-GAINS>                         (27561)
<OVERDISTRIBUTION-GAINS>                             0
<ACCUM-APPREC-OR-DEPREC>                         (466)
<NET-ASSETS>                                     6062<F1>
<DIVIDEND-INCOME>                                    0
<INTEREST-INCOME>                                  452<F1>
<OTHER-INCOME>                                       0
<EXPENSES-NET>                                     132<F1>
<NET-INVESTMENT-INCOME>                            320<F1>
<REALIZED-GAINS-CURRENT>                        (8471)
<APPREC-INCREASE-CURRENT>                         1283
<NET-CHANGE-FROM-OPS>                           (2860)
<EQUALIZATION>                                       0
<DISTRIBUTIONS-OF-INCOME>                          320<F1>
<DISTRIBUTIONS-OF-GAINS>                             0
<DISTRIBUTIONS-OTHER>                                0
<NUMBER-OF-SHARES-SOLD>                            979<F1>
<NUMBER-OF-SHARES-REDEEMED>                        398<F1>
<SHARES-REINVESTED>                                 32<F1>
<NET-CHANGE-IN-ASSETS>                         (11346)
<ACCUMULATED-NII-PRIOR>                              0
<ACCUMULATED-GAINS-PRIOR>                      (19090)
<OVERDISTRIB-NII-PRIOR>                              0
<OVERDIST-NET-GAINS-PRIOR>                           0
<GROSS-ADVISORY-FEES>                               30<F1>
<INTEREST-EXPENSE>                                   0
<GROSS-EXPENSE>                                    132<F1>
<AVERAGE-NET-ASSETS>                              5929<F1>
<PER-SHARE-NAV-BEGIN>                             7.20<F1>
<PER-SHARE-NII>                                    .37<F1>
<PER-SHARE-GAIN-APPREC>                           (.72)<F1>
<PER-SHARE-DIVIDEND>                               .37<F1>
<PER-SHARE-DISTRIBUTIONS>                            0<F1>
<RETURNS-OF-CAPITAL>                                 0<F1>
<PER-SHARE-NAV-END>                               6.48<F1>
<EXPENSE-RATIO>                                   2.22<F1>
<AVG-DEBT-OUTSTANDING>                               0
<AVG-DEBT-PER-SHARE>                                 0
<FN>
<F1>Class A only.  All other data are fund level.
</FN>
        


</TABLE>

                              MANAGEMENT AGREEMENT


         MANAGEMENT  AGREEMENT,  dated as of  December  29,  1988,  between  THE
SELIGMAN HIGH INCOME FUND SERIES, a Massachusetts business trust (the "Fund") on
behalf of the HIGH-YIELD BOND SERIES (the "Series"), and J. & W.
SELIGMAN & CO. INCORPORATED, a Delaware corporation (the "Manager").

         In  consideration  of the mutual  agreements  herein made,  the parties
hereto agree as follows:

         1. DUTIES OF THE MANAGER.  The Manager  shall manage the affairs of the
Series  including,  but not limited to,  continuously  providing the Series with
investment  management,  including investment research,  advice and supervision,
determining  which securities  shall be purchased or sold by the Series,  making
purchases and sales of securities  on behalf of the Series and  determining  how
voting and other  rights with  respect to  securities  of each  Series  shall be
exercised,  subject in each case to the control of the  trustees of the Fund and
in accordance  with the  objectives,  policies and  principles  set forth in the
Registration  Statement and Prospectus of the Series and the requirements of the
Investment  Company  Act of 1940  (the  "Act")  and  other  applicable  law.  In
performing  such  duties,  the Manager  shall  provide such office  space,  such
bookkeeping,    accounting,    internal   legal,   clerical,   secretarial   and
administrative  services  (exclusive  of, and in addition to, any such  services
provided by any others  retained by the  Series)  and such  executive  and other
personnel as shall be necessary  for the  operations  of the Series.  The Series
understands  that the Manager also acts as the manager of all of the  investment
companies in the Seligman Group.

         Subject to Section 36 of the Act,  the  Manager  shall not be liable to
the Series for any error of judgment  or mistake of law or for any loss  arising
out of any investment or for any act or omission in the management of the Series
and the  performance  of its duties  under  this  Agreement  except for  willful
misfeasance,  bad faith or gross  negligence in the performance of its duties or
by reason of  reckless  disregard  of its  obligations  and  duties  under  this
Agreement.

         2. EXPENSES. The Manager shall pay all of its expenses arising from the
performance  of its  obligations  under  Section 1 and  shall  pay such  Series'
proportional  share or any  salaries,  fees and  expenses of the trustees of the
Fund who are employees of the Manager or its  affiliates.  The Manager shall not
be required to pay any other expenses of the Series,  including, but not limited
to, direct  charges  relating to the purchase and sale of portfolio  securities,
interest charges, fees and expenses of independent attorneys and auditors, taxes
and  governmental  fees,  cost of  stock  certificates  and any  other  expenses
(including  clerical  expenses) of issue,  sale,  repurchase  or  redemption  of
shares,  expenses of registering  and  qualifying  shares of the Series for sale
under federal and state securities  laws,  expenses of printing and distributing
reports,  notices  and proxy  materials  to existing  shareholders,  expenses of
corporate data processing and related  services,  shareholder  recordkeeping and
shareholder account services,  expenses of printing and filing reports and other
documents   filed  with   governmental   agencies,   expenses  of  printing  and
distributing   prospectuses,   expenses  of  annual  and  special  shareholders'
meetings, fees and disbursements of transfer agents and custodians,  expenses of
disbursing  dividends and distributions,  fees payable under the Administration,
Shareholder   Service  and  Distribution  Plan  between  the  Fund  and  service
organizations,  fees and expenses of trustees of the Fund who are not  employees
of the Manager or its  affiliates,  membership  dues in the  Investment  Company
Institute,  insurance  premiums and  extraordinary  expenses  such as litigation
expenses.

         3. COMPENSATION. (a) As compensation for the services performed and the
facilities  and  personnel  provided by the  Manager  pursuant to Section 1, the
Series  will pay to the  Manager  promptly  after  the end of each  month a fee,
calculated  on each day during  such  month,  at an annual  rate of 0.50% of the
Series' average daily net assets.

         (b) If the Manager shall serve hereunder for less than the whole of any
month, the fee hereunder shall be prorated.

         4.  PURCHASE  AND  SALE  OF  SECURITIES.  The  Manager  shall  purchase
securities  from or through  and sell  securities  to or through  such  persons,
brokers or dealers (including the Manager or an affiliate of the Manager) as the
Manager shall deem  appropriate in order to carry out the policy with respect to
allocation of portfolio  transactions as set forth in the Registration Statement
and  Prospectus(es) of the Series or as the trustees of the Fund may direct from
time  to  time.  In  providing  the  Series  with   investment   management  and
supervision,  it is  recognized  that the Manager  will seek the most  favorable
price and execution, and, consistent with such policy, may give consideration to
the research,  statistical and other services furnished by brokers or dealers to
the Manager for its use,  to the general  attitude of brokers or dealers  toward
investment companies and their support of them, and to such other considerations
as the trustees of the Fund may direct or authorize from time to time.

         Notwithstanding  the above,  it is understood  that it is desirable for
the Series that the Manager have access to  supplemental  investment  and market
research  and security  and  economic  analysis  provided by brokers who execute
brokerage  transactions  at a higher  cost to the Series  than may  result  when
allocating brokerage to other brokers on the basis of seeking the most favorable
price and  execution.  Therefore,  the Manager is authorized to place orders for
the purchase and sale of securities for the Series with such brokers, subject to
review by the  trustees  of the  Series  from time to time with  respect  to the
extent and  continuation  of this practice.  It is understood  that the services
provided by such  brokers may be useful to the  Manager in  connection  with its
services to other clients as well as the Series.

         The  placing of  purchase  and sale  orders  may be carried  out by the
Manager or any wholly-owned subsidiary of the Manager.

         If,  in  connection  with  purchases  and sales of  securities  for the
Series, the Manager or any subsidiary of the Manager may, without material risk,
arrange to receive a soliciting  dealer's fee or other underwriter's or dealer's
discount or commission,  the Manager  shall,  unless  otherwise  directed by the
trustees of the Fund,  obtain such fee,  discount or  commission  and the amount
thereof  shall be applied  to reduce  the  compensation  to be  received  by the
Manager pursuant to Section 3 hereof.

         Nothing  herein shall  prohibit the trustees of the Fund from approving
the payment by the Series of additional  compensation  to others for  consulting
services, supplemental research and security and economic analysis.

         5. TERM OF AGREEMENT.  This Agreement  shall continue in full force and
effect until the earlier of December 29, l989, and from year to year  thereafter
if such continuance is approved in the manner required by the Act if the Manager
shall not have  notified  the  Series in  writing at least 60 days prior to such
December  29 or prior to  December  29 of any year  thereafter  that it does not
desire such continuance.  This agreement may be terminated at any time,  without
payment of penalty by the Series,  on 60 days' written  notice to the Manager by
vote of the  trustees  of the Fund or by vote of a majority  of the  outstanding
voting  securities of the Series (as defined by the Act).  This  Agreement  will
automatically terminate in the event of its assignment (as defined by the Act).

         6. RIGHT OF MANAGER IN CORPORATE  NAME. The Manager and the Series each
agree that the word "Seligman", which comprises a component of the Series' name,
is a property  right of the Manager.  The Series agrees and consents that (i) it
will only use the word  "Seligman" as a component of its corporate  name and for
no other purpose, (ii) it will not purport to grant to any third party the right
to use the word  "Seligman" for any purpose,  (iii) the Manager or any corporate
affiliate  of the  Manager  may use or grant to others the right to use the word
"Seligman", or any combination or abbreviation thereof, as all or a portion of a
corporate or business name or for any commercial  purpose,  including a grant of
such right to any other investment  company,  and at the request of the Manager,
the Series  will take such  action as may be  required to provide its consent to
the use of the word "Seligman",  or any combination or abbreviation  thereof, by
the Manager or any corporate  affiliate of the Manager, or by any person to whom
the Manager or an affiliate of the Manager  shall have granted the right to such
use; and (iv) upon the  termination of any  management  agreement into which the
Manager and the Series may enter, the Series shall, upon request by the Manager,
promptly take such action, at its own expense, as may be necessary to change its
corporate  name to one not  containing  the word  "Seligman"  and following such
change,  shall not use the word Seligman,  or any combination thereof, as a part
of its corporate  name or for any other  commercial  purpose,  and shall use its
best efforts to cause its officers,  trustees and  stockholders  to take any and
all  actions  which the  Manager  may  request  to effect the  foregoing  and to
reconvey to the Manager any and all rights to such word.

         7. MISCELLANEOUS. (a) This Agreement shall be governed by and construed
in  accordance  with the laws of the State of New York.  Anything  herein to the
contrary  notwithstanding,  this Agreement shall not be construed to require, or
to impose any duty upon either of the  parties,  to do anything in  violation of
any applicable laws or regulations.

         (b) The  Trustees of the Fund have  authorized  the  execution  of this
Agreement  in their  capacity as Trustees and not  individually  and the Manager
agrees that neither the shareholders nor the Trustees nor any officer, employee,
representative  or agent of the Fund shall be personally  liable upon, nor shall
resort be had to their private  property for the  satisfaction  of,  obligations
given, executed or delivered on behalf of or by the Fund, that the shareholders,
Trustees, officers, employees,  representatives and agents of the Fund shall not
be personally  liable  hereunder,  and that the Manager shall look solely to the
property of the Fund for the satisfaction of any claim hereunder.

         IN WITNESS  WHEREOF,  the Fund on behalf of the Series and the  Manager
have caused this Agreement to be executed by their duly  authorized  officers as
of the date first above written.

                                               SELIGMAN HIGH INCOME FUND SERIES


                                     BY_________________________________________
                                                     Ronald T. Schroeder

                                            J. & W. SELIGMAN & CO. INCORPORATED


                                     BY_________________________________________
                                                         Brian T. Zino


                                  
<PAGE>


                              MANAGEMENT AGREEMENT


         MANAGEMENT  AGREEMENT,  dated as of  December  29,  1988,  between  THE
SELIGMAN HIGH INCOME FUND SERIES, a Massachusetts business trust (the "Fund") on
behalf of the U.S. GOVERNMENT GUARANTEED  SECURITIES SERIES (the "Series"),  and
J. & W. SELIGMAN & CO. INCORPORATED, a Delaware corporation (the "Manager").

         In  consideration  of the mutual  agreements  herein made,  the parties
hereto agree as follows:

         1. DUTIES OF THE MANAGER.  The Manager  shall manage the affairs of the
Series  including,  but not limited to,  continuously  providing the Series with
investment  management,  including investment research,  advice and supervision,
determining  which securities  shall be purchased or sold by the Series,  making
purchases and sales of securities  on behalf of the Series and  determining  how
voting and other  rights with  respect to  securities  of each  Series  shall be
exercised,  subject in each case to the control of the  trustees of the Fund and
in accordance  with the  objectives,  policies and  principles  set forth in the
Registration  Statement and Prospectus of the Series and the requirements of the
Investment  Company  Act of 1940  (the  "Act")  and  other  applicable  law.  In
performing  such  duties,  the Manager  shall  provide such office  space,  such
bookkeeping,    accounting,    internal   legal,   clerical,   secretarial   and
administrative  services  (exclusive  of, and in addition to, any such  services
provided by any others  retained by the  Series)  and such  executive  and other
personnel as shall be necessary  for the  operations  of the Series.  The Series
understands  that the Manager also acts as the manager of all of the  investment
companies in the Seligman Group.

         Subject to Section 36 of the Act,  the  Manager  shall not be liable to
the Series for any error of judgment  or mistake of law or for any loss  arising
out of any investment or for any act or omission in the management of the Series
and the  performance  of its duties  under  this  Agreement  except for  willful
misfeasance,  bad faith or gross  negligence in the performance of its duties or
by reason of  reckless  disregard  of its  obligations  and  duties  under  this
Agreement.

         2. EXPENSES. The Manager shall pay all of its expenses arising from the
performance  of its  obligations  under  Section 1 and  shall  pay such  Series'
proportional  share or any  salaries,  fees and  expenses of the trustees of the
Fund who are employees of the Manager or its  affiliates.  The Manager shall not
be required to pay any other expenses of the Series,  including, but not limited
to, direct  charges  relating to the purchase and sale of portfolio  securities,
interest charges, fees and expenses of independent attorneys and auditors, taxes
and  governmental  fees,  cost of  stock  certificates  and any  other  expenses
(including  clerical  expenses) of issue,  sale,  repurchase  or  redemption  of
shares,  expenses of registering  and  qualifying  shares of the Series for sale
under federal and state securities  laws,  expenses of printing and distributing
reports,  notices  and proxy  materials  to existing  shareholders,  expenses of
corporate data processing and related  services,  shareholder  recordkeeping and
shareholder account services,  expenses of printing and filing reports and other
documents   filed  with   governmental   agencies,   expenses  of  printing  and
distributing   prospectuses,   expenses  of  annual  and  special  shareholders'
meetings, fees and disbursements of transfer agents and custodians,  expenses of
disbursing  dividends and distributions,  fees payable under the Administration,
Shareholder   Service  and  Distribution  Plan  between  the  Fund  and  service
organizations,  fees and expenses of trustees of the Fund who are not  employees
of the Manager or its  affiliates,  membership  dues in the  Investment  Company
Institute,  insurance  premiums and  extraordinary  expenses  such as litigation
expenses.

         3. COMPENSATION. (a) As compensation for the services performed and the
facilities  and  personnel  provided by the  Manager  pursuant to Section 1, the
Series  will pay to the  Manager  promptly  after  the end of each  month a fee,
calculated  on each day during  such  month,  at an annual  rate of 0.50% of the
Series' average daily net assets.

         (b) If the Manager shall serve hereunder for less than the whole of any
month, the fee hereunder shall be prorated.

         4.  PURCHASE  AND  SALE  OF  SECURITIES.  The  Manager  shall  purchase
securities  from or through  and sell  securities  to or through  such  persons,
brokers or dealers (including the Manager or an affiliate of the Manager) as the
Manager shall deem  appropriate in order to carry out the policy with respect to
allocation of portfolio  transactions as set forth in the Registration Statement
and  Prospectus(es) of the Series or as the trustees of the Fund may direct from
time  to  time.  In  providing  the  Series  with   investment   management  and
supervision,  it is  recognized  that the Manager  will seek the most  favorable
price and execution, and, consistent with such policy, may give consideration to
the research,  statistical and other services furnished by brokers or dealers to
the Manager for its use,  to the general  attitude of brokers or dealers  toward
investment companies and their support of them, and to such other considerations
as the trustees of the Fund may direct or authorize from time to time.

         Notwithstanding  the above,  it is understood  that it is desirable for
the Series that the Manager have access to  supplemental  investment  and market
research  and security  and  economic  analysis  provided by brokers who execute
brokerage  transactions  at a higher  cost to the Series  than may  result  when
allocating brokerage to other brokers on the basis of seeking the most favorable
price and  execution.  Therefore,  the Manager is authorized to place orders for
the purchase and sale of securities for the Series with such brokers, subject to
review by the  trustees  of the  Series  from time to time with  respect  to the
extent and  continuation  of this practice.  It is understood  that the services
provided by such  brokers may be useful to the  Manager in  connection  with its
services to other clients as well as the Series.

         The  placing of  purchase  and sale  orders  may be carried  out by the
Manager or any wholly-owned subsidiary of the Manager.

         If,  in  connection  with  purchases  and sales of  securities  for the
Series, the Manager or any subsidiary of the Manager may, without material risk,
arrange to receive a soliciting  dealer's fee or other underwriter's or dealer's
discount or commission,  the Manager  shall,  unless  otherwise  directed by the
trustees of the Fund,  obtain such fee,  discount or  commission  and the amount
thereof  shall be applied  to reduce  the  compensation  to be  received  by the
Manager pursuant to Section 3 hereof.

         Nothing  herein shall  prohibit the trustees of the Fund from approving
the payment by the Series of additional  compensation  to others for  consulting
services, supplemental research and security and economic analysis.

         5. TERM OF AGREEMENT.  This Agreement  shall continue in full force and
effect until the earlier of December 29, l989, and from year to year  thereafter
if such continuance is approved in the manner required by the Act if the Manager
shall not have  notified  the  Series in  writing at least 60 days prior to such
December  29 or prior to  December  29 of any year  thereafter  that it does not
desire such continuance.  This agreement may be terminated at any time,  without
payment of penalty by the Series,  on 60 days' written  notice to the Manager by
vote of the  trustees  of the Fund or by vote of a majority  of the  outstanding
voting  securities of the Series (as defined by the Act).  This  Agreement  will
automatically terminate in the event of its assignment (as defined by the Act).

         6. RIGHT OF MANAGER IN CORPORATE  NAME. The Manager and the Series each
agree that the word "Seligman", which comprises a component of the Series' name,
is a property  right of the Manager.  The Series agrees and consents that (i) it
will only use the word  "Seligman" as a component of its corporate  name and for
no other purpose, (ii) it will not purport to grant to any third party the right
to use the word  "Seligman" for any purpose,  (iii) the Manager or any corporate
affiliate  of the  Manager  may use or grant to others the right to use the word
"Seligman", or any combination or abbreviation thereof, as all or a portion of a
corporate or business name or for any commercial  purpose,  including a grant of
such right to any other investment  company,  and at the request of the Manager,
the Series  will take such  action as may be  required to provide its consent to
the use of the word "Seligman",  or any combination or abbreviation  thereof, by
the Manager or any corporate  affiliate of the Manager, or by any person to whom
the Manager or an affiliate of the Manager  shall have granted the right to such
use; and (iv) upon the  termination of any  management  agreement into which the
Manager and the Series may enter, the Series shall, upon request by the Manager,
promptly take such action, at its own expense, as may be necessary to change its
corporate  name to one not  containing  the word  "Seligman"  and following such
change,  shall not use the word Seligman,  or any combination thereof, as a part
of its corporate  name or for any other  commercial  purpose,  and shall use its
best efforts to cause its officers,  trustees and  stockholders  to take any and
all  actions  which the  Manager  may  request  to effect the  foregoing  and to
reconvey to the Manager any and all rights to such word.

         7. MISCELLANEOUS. (a) This Agreement shall be governed by and construed
in  accordance  with the laws of the State of New York.  Anything  herein to the
contrary  notwithstanding,  this Agreement shall not be construed to require, or
to impose any duty upon either of the  parties,  to do anything in  violation of
any applicable laws or regulations.

         (b) The  Trustees of the Fund have  authorized  the  execution  of this
Agreement  in their  capacity as Trustees and not  individually  and the Manager
agrees that neither the shareholders nor the Trustees nor any officer, employee,
representative  or agent of the Fund shall be personally  liable upon, nor shall
resort be had to their private  property for the  satisfaction  of,  obligations
given, executed or delivered on behalf of or by the Fund, that the shareholders,
Trustees, officers, employees,  representatives and agents of the Fund shall not
be personally  liable  hereunder,  and that the Manager shall look solely to the
property of the Fund for the satisfaction of any claim hereunder.

         IN WITNESS  WHEREOF,  the Fund on behalf of the Series and the  Manager
have caused this Agreement to be executed by their duly  authorized  officers as
of the date first above written.

                                         SELIGMAN HIGH INCOME FUND SERIES


                                     BY_________________________________________
                                               Ronald T. Schroeder

                                       J. & W. SELIGMAN & CO. INCORPORATED


                                     BY_________________________________________
                                                   Brian T. Zino

<PAGE>

                        Consent of Independent Auditors

Seligman High Income Fund Series:

         We  consent to the  incorporation  by  reference  in the  Statement  of
Additional  Information in this Post-Effective  Amendment No. 19 to Registration
Statement  No.  2-93076 of our report dated  February 3, 1995,  appearing in the
Annual Report to  shareholders  for the year ended December 31, 1994, and to the
reference  to us under the caption  "Financial  Highlights"  in the  Prospectus,
which is a part of such Registration Statement.



DELOITTE & TOUCHE LLP
New York, New York
April 28, 1995


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