Australian Postage Stamp Van Duyvenbode Appraisals

British India Queen Victoria 2 Rupees Postage Stamp

German Empire 'Germania' 24 Pfennig Postage Stamp

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

Republic of China Postage Stamp featuring Sun Yat-sen

Belgian Congo 'River Landscape' Postage Stamp, 10 Centimes

3-Cent George Washington Bicentennial Postage Stamp

Italian Postage Stamp

90 Fils Stamp of United Arab Emirates

1 Cent Green George Washington Stamp

Nazi Germany Airmail Postage Stamp (5 Reichspfennig)

Republic of China Junk Ship Postage Stamp

Deutsches Reich Hindenburg 8 Pfennig Postage Stamp

Greek Postage Stamp - Apostle Paul at Areopagus

King George VI 1½d Postage & Revenue Stamp (Roses, Thistles, Shamrocks, Daffodils)

Czechoslovakian Postage Stamp featuring Tom%C3%A1%C5%A1 Garrigue Masaryk (1 K%C4%8D%C4%8D)

Dr. Sun Yat-sen (Martyrs)

Trans-Pacific Airmail Stamp 1935

Collection of Early 20th Century US Postage Stamps on Album Page

Two-Cent Red Stamp

French Mercury Head Stamp (Semeuse Type)

French Sudan 1 Franc Postage Stamp (1F)

U.S. Postage 'To The Fine Arts' 5-cent Stamp (1962)

Russian Empire 50 Kopecks Postage Stamp with Inverted Center

King George V One Shilling Postage and Revenue Stamp

Afrique Équatoriale Française 2 Centimes Postage Stamp

United States 12 Cents Zachary Taylor Postage Stamp

German Empire Hindenburg 20 Pfennig Postage Stamp

Vintage Postcard with 1 Cent US Postage Stamp and Seattle Postmark

Irish 'Eire' 1/2d Green Stamp with Red Overprint

U.S. Special Delivery Postage Stamp, 10 Cents

French Sower (Semeuse) 10 Centime Postage Stamp

Costa Rica 10 Centimos Isla del Coco 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

King George V Two Pence Halfpenny Postage Stamp

King George V 'Three Halfpence' Postage and Revenue Stamp

Indian Postage Stamp

United States 3 Cents Postage Stamp with George Washington Profile

Canada 5-cent Wild Flower Stamp