Apollo Soyuz Space Mission Block of Stamps

OFFICIAL FIRST DAY OF ISSUE O HO Art Craft APOLLO Apollo Soyuz Space Mission JOINT U.S.-SOVIET COOPERATION IN MANNED SPACE FLIGHT JUL 15 KENNEDY CENTER 1975 32915 FL us Oc APOLLO SOYUZ 1975 FIRST DAY OF ISSUE APOLLO SOYUZ SPACE TEST PROJECT 10c APOLLO COC UNITED STATES-1975