Primer Congreso Postal Panamericano Appraisals

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

Canadian 3 Cents Postage Stamp featuring King George VI

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)

Chiang Kai-shek Republic of China 200 Yuan Postage Stamp

James Russell Lowell 3 Cents US Postage Stamp

Byrd Antarctic Expedition II 3 Cents U.S. Postage Stamp

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

2 Penny Stamp

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

4 Cents William Howard Taft US Postage Stamp

1892 United States 2-Cent 'Landing of Columbus' Columbian Exposition Postage Stamp

Canadian Postage Stamp

US Postage Stamp: West Point - United States Military Academy

US Postage Stamp - Sherman, Grant, Sheridan (3 Cents)

United States 3-Cent Admiral Farragut and Admiral Porter Postage Stamp

Newfoundland Postage Stamp Collection

Western Parade Saddle

Italian Stamp of Castel Sant'Angelo

United States 5-cent Daniel Chester French Postage Stamp

United States 3 Cents Postage Stamp, Robert Louis Stevenson

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

Used United States 6 Cents John Quincy Adams Postage Stamp

Great Britain Victoria Halfpenny Postage & Revenue Stamp (Green)

A Guide Book of United States Coins, 34th Edition (1981)

Vintage Postage Stamp

Canada 7-Cent Stamp

Four Dollar Purple Stamp

Czechoslovakian 20 Haleru Postage Stamp

Argentine Republic Postage Stamp (Manuel Belgrano)

Collection of Vintage Australian Postage Stamps

Assortment of Vintage Australian Postage Stamps

4 Dollar Purple Stamp

Canada 1 Cent Postage Stamp

Costa Rica 10 Centimos Isla del Coco Postage Stamp

1939 Golden Gate International Exposition United States Postage Stamp

Framed Clint Eastwood 'Man with No Name' Graphic Print

Vintage Postage Stamp featuring S.S. America