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May 15, 1971
9¢ Red
Jet Silhouette
Scott #C77
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May 7, 1971
11¢ Red
Jet Silhouette
Scott #C78
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November 10, 1973
13¢ Red
Winged Letter
Scott #C79
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July 13, 1971
17¢ Red, Green & Black
Statue of Liberty
Scott #C80
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May 21, 1971
21¢ Red & Blue
USA
Scott #C81
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May 7, 1971
11¢ Red
Jet Silhouette
Scott #C82
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December 27, 1973
13¢ Red
Winged Letter
Scott #C83
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May 3, 1972
11¢ Multicolored
City of Refuge
Scott #C84
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August 17, 1972
11¢ Blue, Black, Green, Red & Yellow
L:iberty Bell
Scott #C85
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July 10, 1973
11¢ Multicolored
Progress in Electronics
Scott #C86
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January 11, 1974
18¢ Black, Red & Blue
Statue of L:iberty
Scott #C87
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January 2, 1974
26¢ Black, Red & Blue
Mount Rushmore
Scott #C88
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January 2, 1976
25¢ Red, Black & Blue
Plane & Globes
Scott #C89
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January 2, 1976
31¢ Red, Black & Blue
Plane & Globes
Scott #C90
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September 32, 1978
31¢ Multicolored
Wright Brothers
Scott #C91
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September 32, 1978
31¢ Multicolored
Wright Brothers
Scott #C92
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March 29, 1979
31¢ Multicolored
Octave Chanute
Scott #C93
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March 29, 1979
31¢ Multicolored
Octave Chanute
Scott #C94
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November 20, 1979
31¢ Multicolored
Wiley Post
Scott #C95
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November 20, 1979
31¢ Multicolored
Wiley Post
Scott #C96
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November 1, 1979
31¢ Multicolored
Olympics
Scott #C97
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