Collecting Revenue Stamps Appraisals

4d Koala Stamp

Trans-Pacific Airmail Stamp

Portuguese Stamp

Chinese Commemorative Stamp

Chinese Stamp with Bamboo Design

Canadian Postal Stamp

Lebanese Post Stamp - Baalbek Ruins

Root of Democracy Stamp

Indian Mango Stamp

4d Koala Postage Stamp

1 Cent George Washington Stamp

Canadian Maple Leaf Stamp

Vatican City Stamp

5 Paise Stamp (Refugee Relief)

French Stamp - Quercus pedunculata

Austrian 8 Groschen Stamp

Danish Stamp (2.80 Kr)

Chinese Stamp

Commemorative Stamp of South Korea

German Postage Stamp

Avro Canada Jetliner Stamp

German Stamp - Radio Telescope

Canadian Stamp with Maple Leaves

Wright Brothers Commemorative Stamp

5d Sir John Monash Stamp

Bulgarian Post 60th Anniversary Stamp (1 Leva)

Amadeo P. Giannini Commemorative Stamp

John Dewey Commemorative Stamp

Castello di Mussomeli Stamp

Bighorn Sheep Stamp

1976 Bicentennial Joint Stamp

Transpacific Airmail Stamp 1935

Five Dollar Stamp with Taiwanese Flag

25 Centimos Stamp from Spain

Eisenhower 6-Cent Stamp

British Guiana 4c Magenta Stamp

Australia 20c Stamp

New Zealand Christmas Stamp 1979

Barbados Victory 1/2d Postage Stamp

5 Cent George Washington Stamp