Belgian Postal Stamp With Nord Duplex Postmark Appraisals

Rhode Island Tercentenary Postage Stamp (1936)

Collection of 1960s United States Commemorative Postage Stamps (Eight Stamps)

United States 3-Cent Thomas Jefferson Postage Stamp

Antigua 1876 5 Centavos Postage Stamp with Face of Bolivar

4-cent Abraham Lincoln Postage Stamp

Golden Gate International Exposition Postage Stamp (1939)

Jane Addams 10c United States Postage Stamp

John Tyler 10 Cents United States Postage Stamp

Brazilian Empire 'Dom Pedro II' Postage Stamp (100 Réis)

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

Abraham Lincoln 3 Cents US Postage Stamp

Vintage U.S. Postage Stamps

US 2 Cent George Washington Postage Stamp, Green, Bureau Issue

Austrian Postage Stamp depicting a Man in Traditional Attire (Possible Tyrolean or Austrian Folklore Theme)

Iowa Territorial Centennial Postage Stamp

United States 1½ Cents Martha Washington Postage Stamp

Collection of Australian and New Zealand Postage Stamps

Bulgarian 1 Leva Postage Stamp with Tsar Boris III

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

Ulysses S. Grant 18 Cent Postage Stamp

Assortment of Used Austrian Postage Stamps

Eisenhower Postage Stamps

United States 3 Cents Postage Due Stamp

USA 45-cent Pumpkinseed Sunfish postage stamp

Eisenhower Postage Stamp

Republic of China Junk Postage Stamp, 4 Cents

Victor Herbert 3-cent US Postage Stamp

Collection of Used Austrian Postage Stamps

"Fast Express" 2-Cent United States Postage Stamp

German 1 Reichsmark Postage Stamp (1923 Inflation Period)

Louisa May Alcott 5 Cents United States Postage Stamp

Bulgarian Rabbit Themed Postage Stamp, 10 Stotinki

Woodrow Wilson $1 United States Postage Stamp

Robert Milikan Postage Stamp

Frank Lloyd Wright Postage Stamps

Czechoslovakian 20 Halero Postage Stamp

Austrian 24 Groschen Salzburg Postage Stamp

Canadian 4 Cent Postage Stamp

Used James Fenimore Cooper 2-Cent United States Postage Stamp

Vintage 10 Cents Postage Stamp (Building Motif)