Australian Postage Stamp Van Duyvenbode Appraisals

Austria 5 Kronen Stamp

Austrian 2 Kronen Stamp (1916-1918)

Austrian 5 Heller Revenue Stamp

Austrian Republic Stamp, 4 Heller

Austria Deutschösterreich 90 Hell Zeitungsmake Newspaper Stamp

Austrian 2 Groschen Eagle Stamp

50 Cent US Postal Stamp

10 Centavos Postal Stamp featuring a historical figure

Used 1928 Mexico 10 Centavos Postal Stamp (Temple of the Cross, Palenque)

Latvian 2 Kapiku Provisional Postal Stamp

Chilean 10 Centavos Postal Stamp (Used)

Used Red Postal Stamp with '1' Denomination

Indian Service Stamp

German Empire Postal Stamp with Kaiser Wilhelm II (4 Pfennig)

German Empire Postal Stamp (12 Pfennig)

Bernardino Rivadavia 10 Centavos Postal Stamp

1935 California Pacific International Exposition Postal Stamp

British Guiana 4c Stamp

Liberty Bell Commemorative Stamp

Russian Empire 15 Kopek Postal Stamp (First Romanov Stamp)

Belgian Postal Stamp with 'NORD' Duplex Postmark

German Stamp - Radio Telescope

Sri Lankan Bird Stamp Block

India Service Stamp

Israeli Stamps

German Hyperinflation Stamp - 500 Tausend (500,000) Mark

1926 U.S. Postal Cover with 1-Cent Franklin Stamp

Martinique 2 Franc Postal Stamp featuring Palais du Gouvernement

Old Stamp Sheet

Portuguese Stamp

Russian Empire 5 Kopeck Stamp (Likely Reprint or Counterfeit)

Republic of China Postal Stamp, "Sun Yat-sen with Martyr's Memorial" Series, 1 Fen Denomination

Transpacific Airmail Stamp

4 Pence Stamp

Republic of China Stamps

5 Paise Stamp

South Korean Stamp

Commemorative Stamps

Danish Telephone Stamp

Christmas Stamp, 15c