France 1931 Colonial Exhibition Postage Stamp Appraisals

United States 1902 Series 1 Cent Benjamin Franklin Postage Stamp

German Reich Hindenburg Stamp with Postmark

Japanese Stamp featuring Camellia Flower

US Postage 1-cent Stamp with George Washington's Profile

Australian 1 Penny King George V Postage Stamp

Collection of Australian and New Zealand Postage Stamps

Canada Postage Stamp

Belgium 10c Coat of Arms Postage Stamp

Czechoslovakian 20 Haleru Postage Stamp

4 Dollar Purple 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

USSR 1980 Postage Stamp - Jean Auguste Dominique Ingres (Self-Portrait with Vénus Anadyomène)

Collection of United States Commemorative Postage Stamps

German Postage Stamp

U.S. Postage Five Cents Kosciuszko 1783-1933 Stamp

German Inflation Period Postage Stamp (75 Tausend Mark)

Hungary 50 Korona Stamp

Belgian 1c Postage Stamp with Coat of Arms

Idaho Statehood 50th Anniversary U.S. Postage Stamp

Bolivia 5 Cts II Congreso Eucaristico Nacional Airmail Postage Stamp

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

1930 Charleston, South Carolina 250th Anniversary Stamp

Danish 70 Øre Stamp

Perforated Postage Stamp with Numerical and Character Markings

German Reich 100 Mark Postage Stamp (1923 Inflation Period)

Philippine Postage Stamp

United States Flag Stamp

Canada 7-Cent Stamp

Chilean Definitive Series Postage Stamp - 30 Centavos

Triangular "CORREOS DE BOLIVIA" Stamp

Canadian Maple Leaf Postage Stamp

Guatemalan Postage Stamp featuring a Mayan Calendar

United States 3 Cents Postage Stamp, Robert Louis Stevenson

King George V India Postage Stamp

King George V India Postage Burma One Anna Stamp

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

Thai Postage Stamp

Canadian Postage Stamp