30 Cents Theodore Roosevelt Us Postage Stamp 1922 1926 Series Appraisals

United States 10 Cents Parcel Post Official Stamp, Type PR85

3-Cent George Washington Bicentennial Postage Stamp

1940 10-Cent Mark Twain Commemorative Postage Stamp

1 Cent US Postage Stamp, John Paul Jones and Isaac Hull

U.S. Postage Stamp: 'To the Fine Arts' 5-Cent

United States 10 Cents John Tyler Postage Stamp

"Fast Express" 2-Cent United States Postage Stamp

4-Cent Abraham Lincoln Postage Stamp

Robert Milikan Postage Stamp

US 3-Cent George Washington Postal Stamp

1902-1903 Louisiana Purchase Exposition Stamp (20 cents)

Virgin Islands 3-Cent Postage Stamp (Used)

Used James Fenimore Cooper 2-Cent United States Postage Stamp

21 cent United States Air Mail Stamp

United States 3-Cent Admiral Farragut and Admiral Porter Postage Stamp

U.S. Special Delivery Postage Stamp, 10 Cents

United States 3-Cent 150th Anniversary of the Adoption of the Constitution Stamp

Tadeusz Kościuszko U.S. Postage Stamp, 5 Cents

U.S. Postage 'To The Fine Arts' 5-cent Stamp (1962)

5 Cents Walt Whitman United States Postage Stamp

USA 3-Cent Conestoga Wagon 1800s Postage Stamps Block of Four

U.S. Postage 3 Cent 'Gardening Horticulture' Stamp (1958)

10 Cent Jefferson Memorial Stamp

Ulysses S. Grant 18 Cent Postage Stamp

4-cent Abraham Lincoln Postage Stamp

Pan-American Union 50th Anniversary 3-Cent US Postage Stamp

10 Cent Jefferson Memorial Stamp

4¢ Abraham Lincoln Postage Stamp

10 Cent Jefferson Memorial Stamp

United States 15 Cent Special Delivery Stamp

Used 1938 Presidential Series Woodrow Wilson $1 Stamp

Eisenhower 6-Cent Stamp

U.S. 2-Cent Civil War Era Stamp

Used U.S. Parcel Post 10 Cents Stamp with "ANN" Overprint

US Postage 3 Cents Stamped Envelope (Washington Profile)

Jane Addams 10c United States Postage Stamp

United States 1 Cent Commemorative Stamp (Washington - Greene, Mount Vernon)

United States John James Audubon 1-cent Postage Stamp

US 2-Cent George Washington Postal Stamp on Cover

1929 2-cent Battle of Fallen Timbers Commemorative Stamp