>1957

1957 Alexander Hamilton

Stamp 893
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carmine red

1957 Polio

Stamp 894
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dull purple

1957 The 150th Anniversary of the Coast and Geodetic Survey

Stamp 895
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blue

1957 The 100th Anniversary of the American Institute of Architects

Stamp 896
UU-s.jpg 3C
dull purple

1957 The 100th Anniversary of the Steel Industry

Stamp 897
UV-s.jpg 3C
dark blue

1957 International Naval Review

Stamp 898
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green

1957 The 50th Anniversary of Oklahoma Statehood

Stamp 899
UX-s.jpg 3C
blue

1957 The 100th Anniversary of National Education Association

Stamp 900
UY-s.jpg 3C
red

1957 The 100th Anniversary of the American Flag

Stamp 901
UZ-s.jpg 4C
red/blue

1957 Shipbuilding

Stamp 902
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violet

1957 Champion of Liberty - Ramon Magsaysay

Stamp 903
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multicoloured

1957 Lafayette

Stamp 904
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red

1957 Wildlife conservation

Stamp 905
VD-s.jpg 3C
multicoloured

1957 Religious Freedom

Stamp 906
VE-s.jpg 3C
blackish brown