Overprint Stamp Appraisals

Ecuador 50 Centavos Bicentenario de La Mision Stamp

Czechoslovakia 50 Heller Postage Stamp (Chained Lion)

Barbados 1d Seahorse and Neptune Stamp (Used)

Tadeusz Kościuszko U.S. Postage Stamp, 5 Cents

Argentina 15 Centavos Stamp - Ganaderia (Cattle)

Gibraltar 1D Postage Stamp depicting HMS Victory and Queen Elizabeth II

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

British Guiana 4c Magenta Stamp

Thomas Paine Stamp

Canada 7-Cent Stamp

Deutsches Reich 3 Pfennig Postage Stamp - Breslau 1938 Deutsches Turn-u. Sportfest

Elias Howe 5-cent US Postage Stamp

Postmarked Envelope with Bicentennial Stamp

Trans-Pacific Airmail 1935 Stamp

Canadian 3-cent Postage Stamp

Albert Namatjira Stamp

Costa Rica 2 Centimos Airmail Stamp

90 Fils Stamp of United Arab Emirates

Rhode Island Tercentenary Postage Stamp (1936)

Salvation Army Stamp

Republic of China Junk Ship Postage Stamp

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

George Washington 250th Anniversary 22kt Gold Replica Stamp First Day Cover

King Farouk I of Egypt 10 Mills Postage Stamp

British Stamp (George VI)

Chile 1934 Airmail 60 Centavos Stamp

Antwerp Postmark on Liege 1939 Luik Belgian Stamp

South African 1 Cent Stamp

United States 25 Cent William McKinley Postage Stamp (Series 1922-1938)

Australia 2 1/2d Centenary of Mitchell's Exploration of Central Queensland Postage Stamp

French 'Peace and Commerce' (Type Sage) Postage Stamp, 30c Green

Alexander Graham Bell 10-cent US Postage Stamp

Wright Brothers Airmail Stamp

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

Austria 12 Groschen Stamp, Traditional Man from Oberösterreich

Brazil 200 Reis Aviação Airmail Stamp

Bolivian Airmail Stamp - II Congreso Eucaristico Nacional

Australian Duke and Duchess of York Stamp

Austrian Franz Joseph I. 10 Heller Postage Stamp (1908 issue)

Victoria Five Shillings Stamp