Collecting Revenue Stamps Appraisals

Chinese Stamp Commemorating an Artist

Block of Four 1976 Helvetia Pro Juventute Stamps (Elderberry Motif)

Bolivian Cents Airmail Stamp with Airplane and Archway Scene

Four Dollar Purple Stamp

Portuguese Stamp

Republica Argentina 15 Centavos 'Ganadería' Postage Stamp

Italian Postage Stamp

Halleys Comet Stamp

Canadian Stamp

Postmarked Envelope with Bicentennial Stamp

Trans-Pacific Airmail 1935 Stamp

Canadian 3-cent Postage Stamp

Vintage International Stamp Collection in Album

British 15p Stamp

British 75p Stamp Sheet

Netherlands Postage Stamp

German Postage Stamp Collection in Album

Collection of Vintage Australian Postage Stamps

Assortment of Used Austrian Postage Stamps

5 Dirhams Stamp

1939 Golden Gate International Exposition United States Postage Stamp

Republic of Korea Postal Stamp featuring a Celadon Vase

Austrian 24 Groschen Salzburg Postage Stamp

Australian Postage Stamp

Dutch Postage Stamp

Rare Purple Stamp Pair

Worldwide Stamp Collection in Album Sheets

Frank Lloyd Wright Postage Stamp

1953 Japanese Stamp

U.S. Postage 3 Cent 'Gardening Horticulture' Stamp (1958)

United States 10 Cents Parcel Post Official Stamp, Type PR85

The Holly and the Ivy Stamp

Canada 5-cent Wild Flower Stamp

Newfoundland Postage Stamps Collection (1857-1908)

Belgium 10c Coat of Arms Postage Stamp

US Flag Commemorative Stamp

£1 British Stamp

Hong Kong 70c Stamp

1934 'Mother of America' 3-cent US Postage Stamp (Scott 737)

50th Anniversary of Motion Pictures 3-cent Stamp