Stamp With Airplane Appraisals

Canada 17 Postage Stamp

1 Kr Norwegian Stamp

Robert Milikan Commemorative Stamp

Danish 70 Øre Stamp

United States 4-cent Civil War Generals Commemorative Stamp

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

Panamanian "Primer Congreso Postal Panamericano" 5c Stamp

U.S. Postage 3 Cent Horticulture Stamp

French Sower, Allegory of Peace (15 Centimes)

Costa Rican National Exhibition 1937 Postage Stamp

Bolivian II Congreso Eucaristico Nacional Airmail Stamp (45 cts)

United States Internal Revenue Tax Paid Stamp (Wines)

Daniel Webster US Postage Stamp, 3 Cents

5 Paise Stamp (Refugee Relief)

Bermuda 2½d Postage Stamp (King George VI)

United States 3 Cents Postage Stamp Design

William Penn 3 Cents Postage Stamp (1932 Issue)

1939 Cooperstown First Day of Issue Baseball Centenary Stamp Envelope

U.S. 2-Cent Civil War Era Stamp

Old Stamp Sheet

UAE National Day Stamp 1981

Republic of Korea Postal Stamp featuring a Celadon Vase

United Nations World Communications Day Stamp

Rattanakosin Bicentennial Stamp

U.S. Postal Stamp Sheet

Netherlands Postage Stamp

Hungarian Postage Stamp

India Refugee Relief Stamp

Canada 5-cent Wild Flower Stamp

USA 2 Cent Stamp

Italian Stamp - Castello Normanno

Cayman Islands 1 1/2d Stamp featuring King George VI and Dolphin-Fish

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

New Zealand 4 Dollar Stamp

Austria 3 Schilling Stamp (Republic Series)

United States 10 Cents Special Delivery Stamp, Type of 1922-1925

South Korean Stamp

Philippine Postage Stamp

Liberian Commemorative Stamp

Canada 3-Cent Stamp