<PAGE>
EATON VANCE INCOME FUND OF BOSTON
SUPPLEMENT TO PROSPECTUS DATED FEBRUARY 1, 1996
EV TRADITIONAL TAX-MANAGED GROWTH FUND
SUPPLEMENT TO PROSPECTUS DATED MARCH 20, 1996
EV TRADITIONAL WORLDWIDE HEALTH SCIENCES FUND, INC.
SUPPLEMENT TO PROSPECTUS DATED SEPTEMBER 3, 1996
1. THE FOLLOWING CHANGES RELATE TO THE PROSPECTUS OF EV TRADITIONAL WORLDWIDE
HEALTH SCIENCES FUND, INC.:
A. THE FOLLOWING REPLACES "ANNUAL FUND AND ALLOCATED PORTFOLIO OPERATING
EXPENSES" UNDER "SHAREHOLDER AND FUND EXPENSES" ON PAGE 2 OF THE
PROSPECTUS:
ANNUAL FUND AND ALLOCATED PORTFOLIO OPERATING EXPENSES
(as a percentage of average daily net assets)
-----------------------------------------------------------------------
Management Fees (after fee reduction) 1.26%
Rule 12b-1 Distribution Fees 0.25
Other Expenses 0.49
----
Total Operating Expenses 2.00%
====
B. THE FOLLOWING IS ADDED TO "FINANCIAL HIGHLIGHTS" ON PAGE 3 OF THE
PROSPECTUS:
ADJUSTED FOR 100% STOCK DIVIDEND --
RECORD DATE SEPTEMBER 23, 1996 1996(1)
------------------------------ -------
NET ASSET VALUE, at beginning of year $11.71
------
INCOME FROM INVESTMENT OPERATIONS:
Net investment income (loss) (.23)
Net realized and unrealized gain (loss) on investments 3.46
------
Total from investment operations 3.23
------
LESS DISTRIBUTIONS FROM:
Net realized gain on investments 1.40
------
NET ASSET VALUE, at end of year $13.54
======
TOTAL RETURN(2) 31.04%
RATIOS/SUPPLEMENTAL DATA
Net assets at end of year (in thousands) $55,016
Ratio of operating expenses to average net assets:(3)
Before expense reimbursement 2.21%
After expense reimbursement N/A
Ratio of net investment loss to average net assets
Before expense reimbursement (1.81)%
After expense reimbursement N/A
Portfolio turnover rate 66%
Average commission rate (per share of security)(4) $0.0864
(1)Based on average month end shares outstanding.
(2)Calculated without a sales load.
(3)Since September, 1989, the Adviser and prior
administrator reimbursed a portion of their fees, when
necessary, in order to allow the Fund to operate within
the expense limitation of any state having jurisdiction
over the Fund.
(4)Average commission rate (per share of security) as
required by amended disclosure requirements effective
September 1, 1995.
C. THE FOLLOWING IS ADDED TO "MANAGEMENT OF THE FUND AND THE PORTFOLIO" ON
PAGE 9 OF THE PROSPECTUS:
For the fiscal year ended August 31, 1996, M&I received an advisory fee
of 0.97% of average daily net assets, during which time assets were
managed at the Fund level.
D. THE FOLLOWING IS ADDED TO "DISTRIBUTION PLAN" ON PAGE 10 OF THE
PROSPECTUS:
For the fiscal year ended August 31, 1996, the Fund paid distribution
fees to the prior distributor of the Fund representing 0.25% of the
Fund's average daily net assets.
E. THE DATE OF THE PROSPECTUS IS CHANGED TO NOVEMBER 25, 1996.
2. THE FOLLOWING CHANGES RELATE TO ALL FUNDS AND ARE EFFECTIVE JANUARY 1, 1997:
A. THE FOOTNOTE IN "SHAREHOLDER AND FUND EXPENSES" RELATING TO THE
CONTINGENT DEFERRED SALES CHARGE IS REPLACED WITH THE FOLLOWING:
No sales charge is payable at the time of purchase on investments of $1
million or more. However, a contingent deferred sales charge of 1% will
be imposed on such investments in the event of certain redemptions
within 12 months of purchase. See "How to Buy Fund Shares" and "How to
Redeem Fund Shares."
B. THE LAST LINE OF AND THE FOOTNOTES TO THE CURRENT SALES CHARGE AND
DEALER COMMISSIONS TABLE UNDER "HOW TO BUY FUND SHARES" ARE REPLACED
WITH THE FOLLOWING:
<TABLE>
<CAPTION>
SALES CHARGE AS SALES CHARGE AS DEALER COMMISSION
% OF AMOUNT % OF OFFERING AS PERCENTAGE OF
AMOUNT OF PURCHASE INVESTED PRICE OFFERING PRICE
------------------ --------------- --------------- -----------------
<S> <C> <C> <C>
$1,000,000 or more 0.00* 0.00* See below**
<FN>
*No sales charge is payable at the time of purchase of investments of $1,000,000 or more. A
contingent deferred sales charge ("CDSC") of 1% will be imposed on such investments in the
event of certain redemptions within 12 months of purchase. Such purchases made before
January 1, 1997 will be subject to a CDSC of 0.50% in the event of such redemptions.
**A commission on sales of $1 million or more will be paid as follows: 1.00% on amounts of $1
million or more but less than $3 million, plus 0.50% on amounts from $3 million but less
than $5 million; plus 0.25% on amounts of $5 million or more. Purchases of $1 million or
more will be aggregated over a 12-month period for purposes of determining the commission to
be paid.
</FN>
</TABLE>
C. THE FOLLOWING IS ADDED TO "HOW TO BUY FUND SHARES":
No sales charge is payable at the time of purchase where the amount
invested represents redemption proceeds from a mutual fund unaffiliated
with Eaton Vance if the redemption occurred no more than 60 days prior
to the purchase of Fund shares and the redeemed shares were subject to
a sales charge. A CDSC of 0.50% will be imposed on such investments in
the event of certain redemptions within 12 months of purchase and the
Authorized Firm will be paid a commission on such sales of 0.50% of the
amount invested.
D. THE FOLLOWING REPLACES THE FIRST SENTENCE OF THE SEVENTH PARAGRAPH (FOR
TAX-MANAGED GROWTH FUND), THE FIRST AND SECOND SENTENCES OF THE SIXTH
PARAGRAPH (FOR INCOME FUND OF BOSTON) AND THE FIRST SENTENCE OF THE
EIGHTH PARAGRAPH (FOR HEALTH SCIENCES FUND) UNDER "HOW TO REDEEM FUND
SHARES":
As described under "How to Buy Fund Shares," certain purchases of Fund
shares are subject to a CDSC if redeemed within 12 months of purchase.
January 1, 1997
T-IBTGPS
