Scientific Stamp Appraisals

Indian Mango Stamp

The Holly and the Ivy Stamp

Italian Stamp - Castello dell'Imperatore

New Zealand Four Dollar Stamp

1931 India Stamp

Canadian 50-Cent Postage Stamp

1902-1903 Louisiana Purchase Exposition Stamp (20 cents)

Canada 17 Postage Stamp

1 Kr Norwegian Stamp

Robert Milikan Commemorative Stamp

Danish 70 Øre Stamp

U.S. 2-Cent Civil War Era Stamp

UAE National Day Stamp 1981

Harry Hawker Commemorative Stamp

United Nations World Communications Day Stamp

Rattanakosin Bicentennial Stamp

U.S. Postal Stamp Sheet

Netherlands Postage Stamp

Soviet Commemorative Stamp

5 Paise Stamp

Canada Postal Stamp

Singapore 50c Caravel Stamp

Australia Day 1989 Stamp

India Refugee Relief Stamp

Blinky Bill Stamp

Italian Stamp - Castello Normanno

Thai Postage Stamp

Analytical Laboratory Balance (Two-Pan Scale)

Vernier Caliper (Antique)

Canada 3-Cent Stamp

New Zealand Stamp (5c Carnelian)

Liberty Bell Commemorative Stamp

Indian Family Planning Stamp

Mary Lyon Stamp

Collection of Vintage Postage Stamps

British Commemorative Stamps featuring Violinist

Australian Postage Stamp

Guider Stamp

Avro Canada Jetliner Stamp

5d Queen Elizabeth II Stamp