Afrique Equatoriale Francaise 2 Centimes Postage Stamp Appraisals

Hungary 20 Filler Stamp, Agricultural Scene

German Empire 'Germania' 24 Pfennig Postage Stamp

Frank Lloyd Wright Postage Stamps

German Reich 20 Pfennig Postage Stamp

German Empire Hindenburg 20 Pfennig Postage Stamp

Used Hungarian Stamp, 25 Korona Denomination

East German 20 DDR Pfennig Postage Stamp 'Turkish Kilim Designs'

Chiang Kai-shek Republic of China 200 Yuan Postage Stamp

5 Cent Elias Howe US Postage Stamp (Used)

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

25 Cent Abraham Lincoln Air Mail Stamp

Deutsches Reich 200 Millionen Mark Postage Stamp

Nederlands-Indië 1937 Wereld Jamboree Stamp

1902-1903 Louisiana Purchase Exposition Stamp (20 cents)

Grønland 1 Øre KGL Post Postage Stamp, King Christian X

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

German Reich 25 Pfennig Philatelic Exhibition Commemorative Stamp

Ethiopia Italian Occupation 25 Centesimi Postage Stamp

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

Deutsche Post Pfennig Definitive Postage Stamps (15, 20, 30, 40, 60 Pfennig)

German Inflation Period Stamp - 20 Tausend (Twenty Thousand)

1930 Charleston, South Carolina 250th Anniversary Stamp

Queen Wilhelmina of the Netherlands Indies 20 Cent Stamp

1 Cent Green George Washington Stamp

Used United States 6 Cents John Quincy Adams Postage Stamp

Czechoslovakia 1920 Hradcany Surcharge Issue Postage Stamp, 25h on 50h, Lion and Chain Design

Austrian 24 Groschen Salzburg Postage Stamp

British 20p Queen Elizabeth II Postage Stamps

German Inflation Period Postage Stamp (2000 Mark)

Alaskan Brown Bear '22 USA' Postage Stamp Enamel Pin

U.S. Postage 25th Anniversary Panama Canal Stamp

Republica de Colombia 20 Centavos Postage Stamp (Waterlow & Sons)

Azerbaijan Democratic Republic Stamp, 20 Rubles

Robert Millikan Commemorative Stamp

24c Commonwealth Heads of Government Meeting Stamp

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

Collection of Early-to-Mid 20th Century Revenue and Definitive Postage Stamps