Barbados 1d Seahorse And Neptune Stamp Used Appraisals

Elias Howe 5-cent US Postage Stamp

US Air Mail Stamp

United States 5-cent Daniel Chester French Postage Stamp

1940 Coronado Cuarto Centennial 3-Cent US Postage Stamp

21 cent United States Air Mail Stamp

Five Dollar Stamp with Taiwanese Flag

Idaho Statehood 50th Anniversary U.S. Postage Stamp

United States 2 Cents Postage Stamp (George Washington Silhouette)

United States 1 Cent Postage Stamp with George Washington Portrait

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

Alexander Graham Bell 10-cent US Postage Stamp

1892 United States 2-Cent 'Landing of Columbus' Columbian Exposition Postage Stamp

United States 1902 Series 1 Cent Benjamin Franklin Postage Stamp

United States 10 Cents Parcel Post Official Stamp, Type PR85

3-Cent George Washington Bicentennial Postage Stamp

1862 9-Cent Revenue Stamp

United States 15 Cent Special Delivery Stamp

United States 2 Cents Postage Stamp (Statue of Liberty)

1-cent Gilbert Charles Stuart U.S. Postage Stamp

U.S. 3-Cent 'Liberty' Postage Stamps (Block of Two)

4 Cent Purple Abraham Lincoln Stamp

3 Cent George Washington Stamp (1861)

Wright Brothers Commemorative Stamp

United States 5 Cents Pilgrim Tercentenary Stamp

1940 10-Cent Mark Twain Commemorative Postage Stamp

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

2 Cent 1890-93 George Washington Postage Stamp (Series Issue)

United States 1½ Cents Martha Washington Postage Stamp

US Postage 3 Cents Stamped Envelope (Washington Profile)

U.S. 2-Cent Civil War Era Stamp

4¢ Abraham Lincoln Postage Stamp

U.S. Postage John Ericsson Memorial 5 Cents Stamp

United States 3 Cents Postage Stamp Design

Collection of United States Commemorative Postage Stamps

Eugene O'Neill Commemorative Stamp

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

United States 3 Cents Postage Due Stamp

1902-1903 Louisiana Purchase Exposition Stamp (20 cents)

Ralph Waldo Emerson 3 Cents United States Postage Stamp

United States 4-cent Civil War Generals Commemorative Stamp