Presidential History Appraisals

Mineral Specimen

Spanish Stamp

Unidentified Mineral Specimen

Fossilized Rock Fragment

Vintage Postcard

Festival of Britain Postcards

Commemorative Stamp

Portuguese Stamp

Meteorite

Bivalve Seashell

Italian Postage Stamps

French Postage Stamp

Fossilized Bivalve Mollusk

Portuguese Stamp

International Year of the Child Stamp

La Force des Choses

Unidentified Mineral Specimen

Postage Stamp

Baseball Handbook

Fossilized Rock

5 Paise Stamp

Fossilized Dinosaur Tooth

Dutch Postage Stamp

Indian Postal Stamp

Australia Day 1989 Stamp

South Korean Stamp

Airmail Letter

Old Stamp Sheet

Transpacific Airmail Stamp

Castello Aragonese Stamp

British Postal Stamps

The Bloke Stamp

Regina Centennial Stamp

Four Dollar Stamp

Botryoidal Chalcedony Mineral Specimen

Republic of China Stamps

Famous Voyages of the Great Discoverers

Indian Postage Stamp

Canadian Glacier Stamp

Spanish Stamp