Used First Day Covers

Uniforms of the Armed Forces First Day Cover

U.S. Armed Forces Americana Unit First Day Cover

Uniforms of the Armed Forces American Revolution Bicentennial First Day Cover

Bicentennial US Armed Forces First Day Cover

Uniforms of the Armed Forces First Day Cover

US Armed Forces Americana Unit First Day Cover

Uniforms of the Armed Forces First Day Cover

U.S. Armed Forces Americana Unit First Day Cover

Apollo Soyuz Space Mission-Joint U.S. Soviet Cooperation in Manned Space Flight First Day Cover

Apollo Soyuz Space Mission-Joint U.S. Soviet Cooperation in Manned Space Flight First Day Cover

Apollo Soyuz Space Mission, Joint U.S. Soviet Cooperation in Manned Space Flight First Day Cover

International Women&#039;s Year First Day Cover

1975 Bicentennial First Day Cover

1975 International Women&#039;s Year First Day Cover

U.S. Postal Service-Bicentennial 1775-1975 First Day Cover

Bicentennial of America&#039;s Postal Service First Day Cover

Commemorating the Bicentennial of America&#039;s Postal Service First Day Cover

Commemorating the Bicentennial of America&#039;s Postal Service First Day Cover

Commemorating The Bicentennial of America&#039;s Postal Service First Day Cover

The Bicentennial of America&#039;s Postal Service First Day Cover

The Bicentennial of America&#039;s Postal Service First Day Cover

U.S. Postal Service Bicentennial - 1775-1975 First Day Cover

Commemorating The Bicentennial of America&#039;s Postal Service First Day Cover

U.S. Postal Service Bicentennial 1775-1975 First Day Cover