German Stamp 50 Million Appraisals

Canal Zone 1/2 Cent George Washington Postage Stamp

Used 2 Cent John Greenleaf Whittier US Postage Stamp

1935 Michigan Centenary 3-Cent US Postage Stamp

Australian Stamp Featuring 1923 Car

Australia 20c Stamp

Bolivia 5 Cts II Congreso Eucaristico Nacional Airmail Postage Stamp

Postage Stamp: Cote D'Ivoire 'Femme Baloue' (Baloue Woman)

John Tyler 10 Cents United States Postage Stamp

Austrian "Imperial Royal" 60 Heller Postage Stamp (1916 Jubilee Issue)

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

French Sower (Semeuse) 10 Centime Postage Stamp

Early Japanese Empire Issue Stamp featuring a Sailing Ship

Ceylon Queen Victoria 6 Pence Postage & Revenue Stamp (Purple)

Used U.S. Air Mail 6 Cent Stamp with Beacon Design

United States 4 Cents Defense Stamp

Czechoslovakian Postage Stamp - 1 Koruna with Portrait of T. G. Masaryk

British Guiana 1 Cent George VI 'Ploughing a Rice Field' Stamp

1932 Los Angeles Olympics 3 Cents US Postage Stamp

Ivory Coast 2c Femme BalouH Postes Stamp

King George V India Postage 1 Rupee Stamp

Amadeo P. Giannini Commemorative Stamp

Belgian Stamp

Australia Day Stamp 1982

Stamp featuring the Flag of the Republic of China

Mozambique Company 5 Centavos Airmail Stamp

Used 2 Sen Japanese Postage Stamp

Austrian definitive stamp, 'Miner' series, 3 Groschen

Wright Brothers Commemorative Stamp

British Guiana 4c Stamp

5d Sir John Monash Stamp

Hungary 10 Korona Stamp (Allegorical Figure)

Hong Kong 2c Commemorative Stamp (1841-1941)

Nederlands-Indië (Dutch East Indies) Werled-Jamboree 1937 Stamp

General José de San Martín 10 Centavos postage stamp

1934 Mother's Day Three Cents U.S. Postage Stamp (Scott #737)

Switzerland 80 Cent Stamp

Antigua 1876 5 Centavos Postage Stamp with Face of Bolivar

Postage Stamp: Morocco Agencies, King George VI & Queen Elizabeth, 12 May 1937

Netherlands Indies 3 Cent Stamp, Water Buffalo and Paddy Field

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