<PAGE>
NUVEEN NATIONAL NUVEEN
INSURED UNIT TRUST 350 954
- --------------------------------------------------------------------------------
<TABLE>
<S> <C>
RATED: "AAA" NUVEEN TAX-FREE UNIT TRUSTS:
All bonds in this Unit Trust are insured by MBIA For the tax-sensitive, conservative investor.
Insurance Corporation. As a result, the bonds are - Tax-Free
rated Aaa by Moody's Investors Service, Inc. - Dependable Income
and/or AAA by Standard & Poor's, the highest - Diversified Portfolios
rating given by each agency. - Top-Rated Municipal Bonds
ESTIMATED CURRENT RETURN: DATE OF DEPOSIT: August 6, 1997
4.91 - 5.11%
ESTIMATED LONG-TERM RETURN:
4.89 - 5.14%
</TABLE>
UNITS OF THE TRUST ARE NOT DEPOSITS OR OBLIGATIONS OF, OR GUARANTEED OR ENDORSED
BY, ANY BANK AND ARE NOT FEDERALLY INSURED OR OTHERWISE PROTECTED BY THE FDIC OR
ANY OTHER FEDERAL AGENCY AND INVOLVE INVESTMENT RISK, INCLUDING THE POSSIBLE
LOSS OF PRINCIPAL.
- --------------------------------------------------------------------------------
QUICK FACTS ABOUT THIS UNIT TRUST
<TABLE>
<S> <C>
Tax Status Income is exempt from federal income tax but may
be subject to state and local tax. Capital gains
are taxable.
Total Principal $7,500,000 in 75,000 units
Average Life 27.9 years
Call Protection Earliest ordinary optional call is 2005
Minimum $5,000 or 50 units, whichever is lower
Investment
Offering Price $102.37 to $99.34 depending on the purchase amount
Cusip 6710A7 135 monthly payment plan
Numbers 6710A7 143 quarterly payment plan
6710A7 150 semi-annual payment plan
Insurance Individual bonds (not units) are fully insured by
MBIA Insurance Corporation, which guarantees
timely payment of interest and principal.
Registration Registered in all states
</TABLE>
<TABLE>
<S> <C>
Payment Investors may choose to receive monthly, quarterly
Plans or semi-annual interest payments.
Bond Calls Most municipal bonds are subject to optional bond
calls. Bonds are usually called at a premium price
and generally not below par value.
Sales Charge The sales charge is a one-time expense included in
the Public Offering Price.
Letter Investors may use a Letter of Intent to get
of Intent reduced sales charges on purchases made over a
(LOI) 13-month period (and to take advantage of dollar
cost averaging). Minimum LOI investment $50,000.
Redemptions Units can be redeemed on any business day at no
charge. Units are redeemed at their current market
value.
Reinvestment Interest income and returned principal can be
reinvested with no sales charge into Nuveen tax-
free mutual or money market funds. For more
information obtain a prospectus.
</TABLE>
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PORTFOLIO INCOME DIVERSIFICATION
<TABLE>
<S> <C> <C> <C> <C> <C> <C> <C> <C>
Colorado 10.7 % Illinois 10.2 % Maryland 1.3 %
New York 19.9 North Dakota 10.7 Ohio 10.5
Pennsylvania 5.0 Texas 10.7 Washington 10.5
Wisconsin 10.5
</TABLE>
<TABLE>
<S> <C>
MATURITY DATES (Description of Chart)
2020-21 24.0%
2022-23 11.3%
2024-25 4.9%
</TABLE>
<PAGE>
<TABLE>
<S> <C>
2026-27 39.8%
2028+ 20.0%
The earliest ordinary optional call date is 2005
YIELD COMPARISON AS OF 08/05/97*
(Description of Yield Comparison Chart)
Nuveen UIT
Yield 4.91%
Tax Equivalent Yield 7.67%
Treasury Bonds
Yield 6.48%
Tax Equivalent Yield 6.82%
Corporate Bonds
Yield 7.22%
</TABLE>
*COMPARES TRUST AS OF 08/05/97 WITH 30-YEAR TREASURY BONDS AND LEHMAN BROTHERS
INVESTMENT GRADE LONG CORPORATE BOND INDEX AS OF 08/04/97. ASSUMES 36.0%
FEDERAL AND 5.0% STATE INCOME TAX RATES. TREASURY BONDS ARE SUBJECT TO FEDERAL
BUT NOT STATE INCOME TAXES; CORPORATE BONDS ARE GENERALLY SUBJECT TO BOTH.
TREASURY BONDS, UNLIKE MUNICIPAL BONDS, ARE GUARANTEED BY THE U.S. GOVERNMENT.
CALL 1.800.257.8787 FOR A PROSPECTUS CONTAINING MORE COMPLETE INFORMATION
INCLUDING CHARGES AND EXPENSES.
READ THE PROSPECTUS CAREFULLY BEFORE INVESTING.
<PAGE>
- --------------------------------------------------------------------------------
BONDS THIS NATIONAL INSURED UNIT TRUST CONTAINS
<TABLE>
<CAPTION>
RATINGS
PRINCIPAL EARLIEST CALL ----------
AMOUNT BOND ISSUE DATE AND PRICE S&P MOODY'S
<C> <S> <C> <C><C>
----------------------------------------------------------------------------------------------------------------
$ 750,000 City and County of Denver, Colorado, Airport System Revenue Bonds, Series AAA Aaa
1995A, 5.60% Due 11/15/20. 2005 at 102
750,000 Illinois Health Facilities Authority, Revenue Refunding Bonds, Series 1996B AAA Aaa
(Decatur Memorial Hospital), 5.375% Due 11/15/21. (Original issue discount
bonds delivered on or about December 5, 1996 at a price of 94.428% of
principal amount.) 2006 at 102
300,000 Metropolitan Pier and Exposition Authority (Illinois), McCormick Place AAA Aaa
Expansion Project Bonds, Series 1994B, 0.00% Due 6/15/20. (Original issue
discount bonds delivered on or about June 23, 1994 at a price of 18.05% of
principal amount.) No Optional
Call
100,000 Maryland Health and Higher Educational Facilities Authority, Revenue Bonds, AAA Aaa
The Johns Hopkins Health System (Bayview Campus) Issue, Series 1996, 5.25%
Due 7/1/27. 2007 at 102
630,000 Dormitory Authority of the State of New York, Pace University, Insured AAA Aaa
Revenue Bonds, Series 1997, 5.75% Due 7/1/26. 2007 at 102
750,000 Monroe-Woodbury Central School District, Orange County, New York, School AAA Aaa
District Bonds, 1997, 5.70% Due 5/15/27. (General Obligation Bonds.) 2006 at 102
750,000 City of Grand Forks, North Dakota, Sales Tax Revenue Bonds (The Aurora AAA Aaa
Project), Series 1997A, 5.625% Due 12/15/29. 2007 at 100
750,000 Kent State University (Ohio), General Receipts Bonds, Series 1996, 5.50% AAA Aaa
Due 5/1/28. 2006 at 102
370,000 Allegheny County Sanitary Authority, Allegheny County, Pennsylvania, Sewer AAA Aaa
Revenue Bonds, Series of 1997, 5.375% Due 12/1/24. 2007 at 102
750,000 Tyler Health Facilities Development Corporation (Texas), Hospital Revenue AAA Aaa
Bonds (East Texas Medical Center Regional Healthcare System Project),
Series 1997A, 5.60% Due 11/1/27. 2007 at 102
100,000 Bellevue Convention Center Authority, King County, Washington, Special AAA Aaa
Obligation Revenue and Refunding Bonds, Series 1994, 0.00% Due 2/1/23.
(Original issue discount bonds delivered on or about November 30, 1994 at a
price of 12.567% of principal amount.)(General Obligation Bonds.) No Optional
Call
750,000 Port of Seattle, Washington, Revenue Bonds, Series 1997A, 5.50% Due AAA Aaa
10/1/22. 2007 at 101
750,000 Wisconsin Health and Educational Facilities Authority, Revenue Bonds, AAA Aaa
Series 1996 (The Medical College of Wisconsin, Inc. Project), 5.50% Due
12/1/26. 2006 at 102
----------------------------------------------------------------------------------------------------------------
$ 7,500,000 TOTAL 13 BONDS FROM 10 STATES.
</TABLE>
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HOW TO DETERMINE YOUR INCOME AND YIELD
HOW TO CALCULATE YOUR RETURN
<TABLE>
<S> <C>
The estimated current return is the net income the sales charge, and returns are as of 08/05/97.
divided by the offering price. Estimated long-term As of this date, Units are offered at the public
return is a measure of the return to the investor offering price plus accrued interest to the
expected to be earned over the estimated life of settlement date of $.07. Returns and prices will
the Unit Trust. The public offering prices, which fluctuate.
include
</TABLE>
<TABLE>
<CAPTION>
Public Estimated Return (CURRENT/Long Term)
Breakpoints Offering Sales -------------------------------------------------
Units / Dollars Price Charge Monthly Plan Quarterly Plan Semi-Annual Plan
<S> <C> <C> <C> <C> <C> <C> <C> <C> <C> <C>
50 / $5,000 $ 102.37 4.90 % 4.91% 4.89% 4.94% 4.91% 4.96% 4.93 %
500 / $50,000 102.20 4.75 4.92 4.89 4.95 4.92 4.97 4.94
1,000 / $100,000 101.94 4.50 4.93 4.91 4.96 4.94 4.98 4.96
2,500 / $250,000 101.67 4.25 4.94 4.93 4.98 4.96 4.99 4.98
5,000 / $500,000 100.88 3.50 4.98 4.98 5.02 5.01 5.03 5.03
10,000 / $1,000,000 100.36 3.00 5.01 5.02 5.04 5.05 5.06 5.07
25,000 / $2,500,000 99.85 2.50 5.03 5.05 5.07 5.08 5.09 5.10
50,000 / $5,000,000 99.34 2.00 5.06 5.09 5.09 5.12 5.11 5.14
</TABLE>
HOW TO DETERMINE YOUR
TAXABLE EQUIVALENT YIELD
The table shows the approximate yield an investor must get from a taxable
investment to match the estimated current return from this Unit Trust.
<TABLE>
<CAPTION>
Taxable Equivalent Yield (by
UNIT TRUST tax bracket)
RETURN 28.0% 31.0% 36.0% 39.6%
<C> <S> <C> <C> <C> <C>
4.91 % 6.82% 7.12% 7.67% 8.13%
4.92 6.83 7.13 7.69 8.15
4.93 6.85 7.14 7.70 8.16
4.94 6.86 7.16 7.72 8.18
4.98 6.92 7.22 7.78 8.25
5.01 6.96 7.26 7.83 8.29
5.03 6.99 7.29 7.86 8.33
5.06 7.03 7.33 7.91 8.38
</TABLE>
JOHN NUVEEN & CO. INCORPORATED
333 WEST WACKER DRIVE, CHICAGO, IL 60606
HOW TO CALCULATE YOUR INCOME
The table shows expected interest payments for monthly, quarterly and
semi-annual plans. Payments will remain relatively constant as long as the Unit
Trust's size, composition and expenses remain the same. The first record date is
09/01/97.
<TABLE>
<CAPTION>
Annual
First Payment Payment Income
Payment Plan Date (per unit) (per unit)
<S> <C> <C> <C> <C>
Initial payment
(all plans) 9/15/97 $ .3490
Monthly plan 10/15/97 .4188 $ 5.0272
Quarterly plan 11/15/97 .8430
2/15/98 1.2645 5.0592
Semi-annual plan 11/15/97 .8460
5/15/98 2.5380 5.0782
EXAMPLE OF HOW TO CALCULATE YOUR ESTIMATED INCOME:
$10,000 DIVIDED BY 102.44 = 97.618
investment offering price # of units
(as of and accrued purchased
08/05/97) interest
97.618 X $5.0272 = $490.75
# of units annual income annual income
purchased per unit
(monthly plan)
</TABLE>
<PAGE>
NUVEEN NEW YORK NUVEEN
INSURED UNIT TRUST 271 954
- --------------------------------------------------------------------------------
<TABLE>
<S> <C>
RATED: "AAA" NUVEEN TAX-FREE UNIT TRUSTS:
All bonds in this Unit Trust are insured by MBIA For the tax-sensitive, conservative investor.
Insurance Corporation. As a result, the bonds are - Double Tax-Free
rated Aaa by Moody's Investors Service, Inc. - Dependable Income
and/or AAA by Standard & Poor's, the highest - Diversified Portfolios
rating given by each agency. - Top-Rated Municipal Bonds
ESTIMATED CURRENT RETURN: DATE OF DEPOSIT: August 6, 1997
4.86 - 5.06%
ESTIMATED LONG-TERM RETURN:
4.81 - 5.08%
</TABLE>
UNITS OF THE TRUST ARE NOT DEPOSITS OR OBLIGATIONS OF, OR GUARANTEED OR ENDORSED
BY, ANY BANK AND ARE NOT FEDERALLY INSURED OR OTHERWISE PROTECTED BY THE FDIC OR
ANY OTHER FEDERAL AGENCY AND INVOLVE INVESTMENT RISK, INCLUDING THE POSSIBLE
LOSS OF PRINCIPAL.
- --------------------------------------------------------------------------------
QUICK FACTS ABOUT THIS UNIT TRUST
<TABLE>
<S> <C>
Tax Status Income is exempt from federal and state income
taxes. Capital gains are taxable.
Total Principal $3,500,000 in 35,000 units
Average Life 27.2 years
Call Protection Earliest ordinary optional call is 2006
Minimum $5,000 or 50 units, whichever is lower
Investment
Offering Price $102.96 to $99.92 depending on the purchase amount
Cusip 67102K 648 monthly payment plan
Numbers 67102K 655 quarterly payment plan
67102K 663 semi-annual payment plan
Insurance Individual bonds (not units) are fully insured by
MBIA Insurance Corporation, which guarantees
timely payment of interest and principal.
Registration Registered in New York
</TABLE>
<TABLE>
<S> <C>
Payment Investors may choose to receive monthly, quarterly
Plans or semi-annual interest payments.
Bond Calls Most municipal bonds are subject to optional bond
calls. Bonds are usually called at a premium price
and generally not below par value.
Sales Charge The sales charge is a one-time expense included in
the Public Offering Price.
Letter Investors may use a Letter of Intent to get
of Intent reduced sales charges on purchases made over a
(LOI) 13-month period (and to take advantage of dollar
cost averaging). Minimum LOI investment $50,000.
Redemptions Units can be redeemed on any business day at no
charge. Units are redeemed at their current market
value.
Reinvestment Interest income and returned principal can be
reinvested with no sales charge into Nuveen tax-
free mutual or money market funds. For more
information obtain a prospectus.
</TABLE>
- --------------------------------------------------------------------------------
<TABLE>
<S> <C>
MATURITY DATES (Description of Chart)
2018-19 4.6%
2020-21 14.3%
2022-23 9.7%
2024-25 14.3%
2026+ 57.1%
The earliest ordinary optional call date is 2006
YIELD COMPARISON AS OF 08/05/97*
(Description of Yield Comparison Chart)
Nuveen UIT
Yield 4.86%
Tax Equivalent Yield 8.17%
Treasury Bonds
Yield 6.48%
Tax Equivalent Yield 6.96%
Corporate Bonds
Yield 7.22%
</TABLE>
<PAGE>
*COMPARES TRUST AS OF 08/05/97 WITH 30-YEAR TREASURY BONDS AND LEHMAN BROTHERS
INVESTMENT GRADE LONG CORPORATE BOND INDEX AS OF 08/04/97. ASSUMES 40.5%
FEDERAL AND STATE INCOME TAX RATE AND A 6.85% STATE INCOME TAX RATE. TREASURY
BONDS ARE SUBJECT TO FEDERAL BUT NOT STATE INCOME TAXES; CORPORATE BONDS ARE
GENERALLY SUBJECT TO BOTH. TREASURY BONDS, UNLIKE MUNICIPAL BONDS, ARE
GUARANTEED BY THE U.S. GOVERNMENT.
CALL 1.800.257.8787 FOR A PROSPECTUS CONTAINING MORE COMPLETE INFORMATION
INCLUDING CHARGES AND EXPENSES.
READ THE PROSPECTUS CAREFULLY BEFORE INVESTING.
<PAGE>
- --------------------------------------------------------------------------------
BONDS THIS NEW YORK INSURED UNIT TRUST CONTAINS
<TABLE>
<CAPTION>
RATINGS
PRINCIPAL EARLIEST CALL ----------
AMOUNT BOND ISSUE DATE AND PRICE S&P MOODY'S
<C> <S> <C> <C><C>
----------------------------------------------------------------------------------------------------------------
$ 500,000 Dormitory Authority of the State of New York, Pace University, Insured 2007 at 102 AAA Aaa
Revenue Bonds, Series 1997, 5.75% Due 7/1/26.
500,000 Dormitory Authority of the State of New York, State University Educational 2006 at 102 AAA Aaa
Facilities, Revenue Bonds, Series 1996, 5.50% Due 5/15/26. (Original issue
discount bonds delivered on or about October 24, 1996 at a price of 91.75%
of principal amount.)
500,000 New York State Energy Research and Development Authority, Gas Facilities 2006 at 102 AAA Aaa
Revenue Bonds, 1996 Series (The Brooklyn Union Gas Company Project), 5.50%
Due 1/1/21.
500,000 Monroe-Woodbury Central School District, Orange County, New York, School 2006 at 102 AAA Aaa
District Bonds, 1997, 5.70% Due 5/15/27. (General Obligation Bonds.)
340,000 The City of New York (New York), General Obligation Bonds, Fiscal 1998 2007 at 101 AAA Aaa
Series B, 5.375% Due 8/1/22.
500,000 New York City (New York), Educational Construction Fund, Junior 2006 at 102 AAA Aaa
Subordinated Revenue Bonds, Series 1996, 5.50% Due 4/1/26.
500,000 Metropolitan Transportation Authority, (New York), Commuter Facilities 2007 at 102 AAA Aaa
Revenue Bonds, Series 1997B, 5.125% Due 7/1/24.
160,000 Municipal Assistance Corporation for the City of Troy (New York), General No Optional AAA Aaa
Resolution Bonds, Series 1996B, 0.00% Due 7/15/18. (Original issue discount Call
bonds delivered on or about November 26, 1996 at a price of 29.765% of
principal amount.)
----------------------------------------------------------------------------------------------------------------
$ 3,500,000 TOTAL 8 BONDS FROM NEW YORK.
</TABLE>
- --------------------------------------------------------------------------------
HOW TO DETERMINE YOUR INCOME AND YIELD
HOW TO CALCULATE YOUR RETURN
<TABLE>
<S> <C>
The estimated current return is the net income the sales charge, and returns are as of 08/05/97.
divided by the offering price. Estimated long-term As of this date, Units are offered at the public
return is a measure of the return to the investor offering price plus accrued interest to the
expected to be earned over the estimated life of settlement date of $.07. Returns and prices will
the Unit Trust. The public offering prices, which fluctuate.
include
</TABLE>
<TABLE>
<CAPTION>
Public Estimated Return (CURRENT/Long Term)
Breakpoints Offering Sales -------------------------------------------------
Units / Dollars Price Charge Monthly Plan Quarterly Plan Semi-Annual Plan
<S> <C> <C> <C> <C> <C> <C> <C> <C> <C> <C>
50 / $5,000 $ 102.96 4.90 % 4.86% 4.81% 4.89% 4.85% 4.91% 4.87 %
500 / $50,000 102.80 4.75 4.87 4.82 4.90 4.86 4.92 4.88
1,000 / $100,000 102.53 4.50 4.88 4.84 4.91 4.88 4.93 4.90
2,500 / $250,000 102.27 4.25 4.89 4.86 4.92 4.89 4.94 4.91
5,000 / $500,000 101.47 3.50 4.93 4.91 4.96 4.95 4.98 4.97
10,000 / $1,000,000 100.95 3.00 4.96 4.95 4.99 4.99 5.01 5.01
25,000 / $2,500,000 100.43 2.50 4.98 4.98 5.01 5.02 5.03 5.04
50,000 / $5,000,000 99.92 2.00 5.01 5.02 5.04 5.06 5.06 5.08
</TABLE>
HOW TO DETERMINE YOUR
TAXABLE EQUIVALENT YIELD
The table shows the approximate yield an investor must get from a taxable
investment to match the estimated current return from this Unit Trust.
<TABLE>
<CAPTION>
Taxable Equivalent Yield (by tax
UNIT TRUST bracket)
RETURN 33.0% 35.5% 40.5% 43.5%
<C> <S> <C> <C> <C> <C>
4.86 % 7.25% 7.53% 8.17% 8.60 %
4.87 7.27 7.55 8.18 8.62
4.88 7.28 7.57 8.20 8.64
4.89 7.30 7.58 8.22 8.65
4.93 7.36 7.64 8.29 8.73
4.96 7.40 7.69 8.34 8.78
4.98 7.43 7.72 8.37 8.81
5.01 7.48 7.77 8.42 8.87
</TABLE>
JOHN NUVEEN & CO. INCORPORATED
333 WEST WACKER DRIVE, CHICAGO, IL 60606
HOW TO CALCULATE YOUR INCOME
The table shows expected interest payments for monthly, quarterly and
semi-annual plans. Payments will remain relatively constant as long as the Unit
Trust's size, composition and expenses remain the same. The first record date is
09/01/97.
<TABLE>
<CAPTION>
Annual
First Payment Payment Income
Payment Plan Date (per unit) (per unit)
<S> <C> <C> <C> <C>
Initial payment
(all plans) 9/15/97 $ .3472
Monthly plan 10/15/97 .4167 $ 5.0039
Quarterly plan 11/15/97 .8388
2/15/98 1.2582 5.0359
Semi-annual plan 11/15/97 .8424
5/15/98 2.5272 5.0549
EXAMPLE OF HOW TO CALCULATE YOUR ESTIMATED INCOME:
$10,000 DIVIDED BY 103.03 = 97.059
investment offering price # of units
(as of and accrued purchased
08/05/97) interest
97.059 X $5.0039 = $485.67
# of units annual income annual income
purchased per unit
(monthly plan)
</TABLE>
