First Day Covers

Season&#039;s Greetings Christmas 1966 Block of Stamps First Day Cover

Honoring Mary Cassatt 1845-1926 Famous American Artist First Day Cover

Honoring Mary Cassatt 1845-1926 Famous American Artist Block of Stamps First Day Cover

Albert Gallatin - Prominent Americans Series Block of Stamps First Day Cover

Andrew Jackson First Day Cover

Andrew Jackson 10¢ Prominent Americans Series First Day Cover

100th Anniversary Purchase of Alaska 1867-1967 First Day Cover

100th Anniversary Purchase of Alaska 1867-1967 Block of Stamps First Day Cover

100th Anniversary of the National Grange First Day Cover

100th Anniversary of the National Grange Block of Stamps First Day Cover

20c Airmail Stamp Series of 1967 First Day Cover

Canada Confederation Centennial First Day Cover

Centennial Canada Confederation Block of Stamps First Day Cover

John F. Kennedy, 50th Anniversary of His Birth 1917-1967 Block of Stamps First Day Cover

Erie Canal Sesquicentennial First Day Cover

50th Anniversary Lions International 1917-1967 First Day Cover

100th Anniversary of Nebraska Statehood 1867-1967 First Day Cover

100th Anniversary Nebraska Statehood Plate Block of Stamps First Day Cover

25th Anniversary Voice of America 1942-1967 First Day Cover

25th Anniversary Voice of America First Day Cover

Saluting United States Space Achievements Block of Stamps First Day Cover

Francis Parkman - Prominent American Series First Day Cover

Prominent American Series First Day Cover

50th Anniversary of American Institute of Planners Block of Stamps First Day Cover