Ceylon Tapping Rubber Postage Stamp Appraisals

French Postage Stamp, 2 Francs, Landscape with Town and River

Danish Stamp

1940 10-Cent Mark Twain Commemorative Postage Stamp

Robert Milikan Postage Stamp

2 Penny Stamp

Czechoslovakia 1920 Hradcany Surcharge Issue Postage Stamp, 25h on 50h, Lion and Chain Design

United States Army and Navy For Defense 2 Cents Postage Stamp

1 Cent 'For Defense' US Postage Stamp, Scott #898

German Postage Stamp, 5 Reichspfennig, Featuring Friedrich Schiller

Alexander Graham Bell 10-cent US Postage Stamp

Miscellaneous United States Postage Stamps

Italian 20 Centesimi Postage Due Stamp (Fleur de Lys design)

Christmas Postage Stamp

Denmark 5 Ore Christian X Postage Stamp

Spanish Colonies 5 Centavos Postage Stamp, depicting Christopher Columbus (Colon)

Chilean Postage Stamp, 'Correos de Chile' with '50' Denomination in Red

United States 10 Cents John Tyler Postage Stamp

Korean Postage Stamp

75th Anniversary of the 13th Amendment Commemorative Postage Stamp

Colombian 5 Centavos Postage Stamp (Coffee Farm Scene)

United States John James Audubon 1-cent Postage Stamp

Australian Postage Stamp - Van Duyvenbode

U.S. Postage John Ericsson Memorial 5 Cents Stamp

USA 'Omnibus 1880s' 1-Cent Postage Stamps (Strip of 3)

United States 2 Cents Postage Stamp (Statue of Liberty)

Cayman Islands 1d Postage Stamp featuring King George VI

Republica de Colombia 20 Centavos Postage Stamp (Waterlow & Sons)

Taiwanese Postage Stamp

British 24p Stamp

Canadian 2 Cents Postage Stamp (George V)

United States 3 Cents Postage Due Stamp

Chiang Kai-shek Republic of China 200 Yuan Postage Stamp

30 Cents Theodore Roosevelt US Postage Stamp (1922-1926 Series)

America's Light Stamp

German Empire 20 Pfennig Postage Stamp

Moroccan Postage Stamp '2F Maroc Fes' featuring Cityscape with Clock Tower

Cathedral of Puget Stamp

French Postage Stamp: Route du Col de l'Iseran (Savoie)

German 40 Pfennig Paul von Hindenburg Postage Stamp

4-Cent Abraham Lincoln Postage Stamp