Stamp Finder ↺
10th Anniversary of the 1st Inter-American Philoshophical Congress 1956
Regular and Airmail Stamps (July 19, 1956)
Sc 414 / YT 370
Sc C105 / YT PA113
Sc C106 / YT PA114
Sc — / YT PA115
Sc C107 / YT PA116Souvenir Sheet (July 19, 1956)
Sc C107a / YT BF6
