Airmail Postage Stamp Appraisals

1 Cent Green George Washington Stamp

Austrian Franz Joseph I. 10 Heller Postage Stamp (1908 issue)

German Empire Hindenburg 20 Pfennig Postage Stamp

Deutsches Reich Hindenburg 8 Pfennig Postage Stamp

Collection of Austrian Postage Stamps (Second Republic Era)

French Sower (Semeuse) 10 Centime Postage Stamp

Republic of China Postage Stamp featuring Sun Yat-sen (2 Fen)

Czechoslovakian Postage Stamp - X. Vsesokolsky Slet v Praze, Jindrich Fugner Portrait

Pan-American Union 50th Anniversary 3-Cent US Postage Stamp

Greek Postage Stamp - Apostle Paul at Areopagus

Dr. Sun Yat-sen (Martyrs)

United States 3 Cents Postage Stamp with George Washington Profile

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

Indian Postage Stamp

French Mercury Head Stamp (Semeuse Type)

Two-Cent Red Stamp

King George V One Shilling Postage and Revenue Stamp

Afrique Équatoriale Française 2 Centimes Postage Stamp

Canada 5-cent Wild Flower Stamp

German Hyperinflation Stamp, 50 Millionen (Million) Mark

Ralph Waldo Emerson 3 Cents United States Postage Stamp

Australia 1940 1d Postage Stamp, King George VI (Postmarked)

United States 12 Cents Zachary Taylor Postage Stamp

Cuban Air Mail Stamp (10c, 1833)

U.S. Special Delivery Postage Stamp, 10 Cents

Costa Rica 10 Centimos Isla del Coco Postage Stamp

United States Stamp Collection

King George V Great Britain 1½d Postage and Revenue Stamp

King George V Two Pence Halfpenny Postage Stamp

King George V 'Three Halfpence' Postage and Revenue Stamp

New Zealand 4 Dollar Stamp

Commemorative Stamp

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

Tadeusz Kościuszko U.S. Postage Stamp, 5 Cents

King Farouk I of Egypt 10 Mills Postage Stamp

German Postage Stamp Collection in Album

Collection of Australian Postage Stamps

United States Postage Stamps 100th Anniversary Commemorative Card

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

United States 4 Cents Defense Stamp