Martin Guemes 20c Postage Stamp Appraisals

Martín Güemes 20c Postage Stamp

General José de San Martín 10 Centavos postage stamp

Jose de San Martin Postage Stamp, Argentina

Australia 20c Stamp

50 Paisa Postage Stamp

Vintage Postage Stamp

5 Paisa Postage Stamp

Bulgarian Sunflower Postage Stamp (15 ct.)

Madagascar Postage Stamp

United States 1½ Cents Martha Washington Postage Stamp

Centenaire Philippeville Postage Stamp (1838-1938), Algeria

United States 1 Cent Postage Stamp

Used '10' Denomination Postage Stamp with Circular Postmark

Czechoslovakian 20 Halero Postage Stamp

Swiss 'Clara Bär' Commemorative Postage Stamp

Austrian Postage Stamp with Mountainous Landscape (Possibly 'Alpenrosen' or similar series)

United States 5-cent Postage Stamp, Woodrow Wilson

1934 'Mother of America' 3-cent US Postage Stamp (Scott 737)

Netherlands Postage Stamp

Italian Postage Stamp

4-Cent Abraham Lincoln Postage Stamp

Frank Lloyd Wright Postage Stamp

4¢ Abraham Lincoln Postage Stamp

Rhode Island Tercentenary Postage Stamp (1936)

Austrian "Oesterreich" Postage Stamp featuring a smiling man in traditional attire

United States 3-Cent Thomas Jefferson Postage Stamp

Used 2 Cent John Greenleaf Whittier US Postage Stamp

Czechoslovakian 50h Jan Evang. Purkyně Postage Stamp

Victor Herbert 3¢ US Postage Stamp

Used 12 Cents US Postage Stamp

Golden Gate International Exposition Postage Stamp (1939)

Boulder Dam - 1935 U.S. Postage Stamp

Brazilian Empire 'Dom Pedro II' Postage Stamp (100 Réis)

Indian Postage Stamp (200 Paise)

4-cent Abraham Lincoln Postage Stamp

Win the War" US Postage Stamp (1942)

Protectorate of Bohemia and Moravia 50 H Postage Due Stamp

Jane Addams 10c United States Postage Stamp

Abraham Lincoln 3 Cents US Postage Stamp

Canada 17 Postage Stamp