75th Anniversary of American Chemical Society 3 ¢ — United States, 1951
75th Anniversary of American Chemical Society (United States, 1951), face value 3 ¢, “American Chemical Society Issue” series. Photo, catalogue value…
- Series
- American Chemical Society Issue
- Issue date
- 1951
- Face value
- 3 ¢
- Colors
- Violet brown
- Print run
- 117,000,000