First Day Covers

Honoring Edgar Lee Masters, American Poet First Day Cover

50th Anniversary 19th Amendment to the Constitution First Day Cover

Tricentennial English Settlement in South Carolina First Day Cover

Stone Mountain Memorial First Day Cover

150th Anniversary Founding of Fort Snelling First Day Cover

Anti-Pollution Campaign Stamp First Day Cover

Anti-Pollution Campaign Stamp First Day Cover

Anti-Pollution Campaign Stamp First Day Cover

Anti Pollution Campaign Stamp First Day Cover

Season&#039;s Greetins Christmas 1970 First Day Cover

Toys in the Attic, Christmas 1970 First Day Cover

Christmas 1970 First Day Cover

Toys in the Attic Christmas 1970 First Day Cover

Christmas First Day Cover

Toys in the Attic, Christmas 1970 First Day Cover

25th Anniversary United Nations First Day Cover

350th Anniversary Landing of the Mayflower First Day Cover

Remember the Prisons of War First Day Cover

Remember the Prisoners of War First Day Cover

Honoring the American Wool Industry First Day Cover

General Douglas MacArthur First Day Cover

Honoring American Blood Donors 1971 First Day Cover

150th Anniversary Missouri Statehood First Day Cover

Wildlife Conservation 1971 First Day Cover