German Empire Postal Stamp 12 Pfennig Appraisals

1932 Los Angeles Olympics 3 Cents US Postage Stamp

Claire Chennault 'Flying Tigers, 1940s' USA 40-cent Postage Stamps

United States Flag Stamp

1951 Canada 4-Cent Princess Elizabeth and Duke of Edinburgh Postage Stamp

Costa Rican National Exhibition 1937 Postage Stamp

Perforated Postage Stamp with Numerical and Character Markings

Czechoslovakian 20 Haleru Postage Stamp

Collection of Vintage Australian Postage Stamps

Assortment of Vintage Australian Postage Stamps

4 Dollar Purple Stamp

Canada 7-Cent Stamp

1939 New York World's Fair 3 Cent Postage Stamp

French "Niale" Overprint Postage Stamp

1940 Coronado Cuarto Centennial 3-Cent US Postage Stamp

United States 1938 The States Ratify The Constitution 3 Cent Postage Stamp

Indian 2 Annas Postage & Revenue Stamp (King George V)

Egyptian King Farouk 500 Mills Postage Stamp

United States Postage Stamps 100th Anniversary Commemorative Card

Confederate States Five Cents Postage Stamp (Jefferson Davis)

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

Italian Stamp of Castel Sant'Angelo

Polish Stamp

Canadian Postage Stamp

Iraqi Postage Stamp featuring King Faisal I (likely 1932-1934 issue)

Edward VII 'Three Pies' India Postage 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)

Greek Postage Stamp - Apostle Paul at Areopagus

United States 5 Cents James Monroe Postage Stamp

United States 1902 Series 1 Cent Benjamin Franklin Postage Stamp

Czechoslovakian 20 Haleru Postage Stamp

Royal Mail 22p Blue Stamp

Bolivia 5 Cts II Congreso Eucaristico Nacional Airmail Postage Stamp

Hungary 50 Korona Stamp

1-cent Gilbert Charles Stuart U.S. Postage Stamp

Chilean Definitive Series Postage Stamp - 30 Centavos

Triangular "CORREOS DE BOLIVIA" Stamp

Collection of Austrian Postage Stamps