Czechoslovakia 1 Koruna Postage Due Stamp Appraisals

Austrian 3 Heller Stamp with Empress Elisabeth

Argentine Republic 5 Centavos Stamp, 1915 issue, with Postmark

Panamanian "Primer Congreso Postal Panamericano" 5c Stamp

Thomas Paine Stamp

Free French Forces 1944 Resistance Stamp (10 centimes)

Deutsches Reich 30 Tausend (Thousand) Stamp

Australian 'Roo on Map' or King George V Head Stamp (Used)

George Washington Bicentennial 3 Cent Stamp

Chinese Nationalist Airmail Stamp (15 Cents)

Azerbaijan Democratic Republic Soldier Stamp (10 Rubles)

France 1929 Joan of Arc 50c Stamp

Centenaire Philippeville Postes Algerie 65c Stamp

United States 3 Cents Postage Cancellation Mark

Rare Purple Stamp Pair

2000 Lire Stamp (Italia)

Austrian Stamp - Tyrol region, 'Osterreich' (Austria), possibly from the 1930s

Denmark 50 Ore Stamp with King Christian X Portrait, Postmarked 1919-1920s

German Hyperinflation Stamp, 5 Million Mark

New Zealand Christmas Stamp

The Bloke Stamp

Four Dollar Stamp

Portuguese Stamp

British Postal Stamps

Oliver Wendell Holmes Stamp

1929 2-cent Battle of Fallen Timbers Commemorative Stamp

Hong Kong 70c Stamp

Austrian 8 Groschen Stamp

Used Canada 10 Cents Stamp - Mounted Policeman

Austrian definitive stamp, 'Miner' series, 3 Groschen

Blinky Bill Stamp

Robert Millikan Commemorative Stamp

German Reich Hindenburg Stamp (8 Pfennig)

Used German Stamp, Deutsches Reich 12 Reichspfennig

New Zealand Diamond Jubilee Stamp

1940 Coronado Expedition 3-Cent Commemorative Stamp

Canada 10 Cent Stamp

Harry Hawker Commemorative Stamp

Burma King George VI One Anna Stamp

German Reich 25 Pfennig Philatelic Exhibition Commemorative Stamp

Used U.S. Air Mail 6 Cent Stamp with Beacon Design