Czechoslovak Stamp Appraisals

Costa Rican 10c Airmail Stamp, 1937 National Exposition Issue

4d Koala Stamp

Great Britain Victoria Halfpenny Postage & Revenue Stamp (Green)

Chilean '1536-1936 Decierto de Atacama' 5 Cts Postage Stamp

1 Cent US Postage Stamp, John Paul Jones and Isaac Hull

U.S. Special Delivery Postage Stamp, 10 Cents

United States 2 Cents Postage Stamp (George Washington Silhouette)

United States 1 Cent Postage Stamp with George Washington Portrait

5 Cent Elias Howe US Postage Stamp (Used)

Samuel F. B. Morse U.S. Postage Stamp, 2 Cents (Red)

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

Korean Stamp featuring Traditional Pottery

25 Centimos Stamp from Spain

United States 15 Cent Special Delivery Stamp

1931 India Stamp

Canadian 50-Cent Postage Stamp

Australian 2 Pence 'Kangaroo and Map' Postage Stamp (King George V)

1902-1903 Louisiana Purchase Exposition Stamp (20 cents)

British 14p Blue Queen Elizabeth II Stamp

United States 2-Cent Washington Bicentennial Postage Stamp (1932)

US 2-Cent George Washington Postal Stamp on Cover

Indian Commemorative Stamp

Srodkowa Litwa 25 Fenigów Postage Stamp

Bulgarian 1 Leva Postage Stamp with Tsar Boris III

Republica Argentina 15 Centavos 'Ganadería' Postage Stamp

Netherlands 140c Stamp

United States 3 Cents Postage Stamp (George Washington)

Canada 1 Cent Postage Stamp

Harry Hawker Commemorative Stamp

United States 5-cent Postage Stamp, Woodrow Wilson

Bhutan 1 Nu. Postage Stamp Strip - Transport Theme (SUV and Airplane)

Chile 30 Centavos Postage Stamp (José Manuel Balmaceda)

James Buchanan 15 Cents United States Postage Stamp

Soviet Commemorative Stamp

International Year of the Child Stamp

5 Paise Stamp

Canada Postal Stamp

Singapore 50c Caravel Stamp

Australia Day 1989 Stamp

Argentine Republic Postage Stamp (Manuel Belgrano)