Twain Stamp Appraisals

Bulgarian 1 Leva Postage Stamp with Tsar Boris III

Republica Argentina 15 Centavos 'Ganadería' Postage Stamp

Netherlands 140c Stamp

Blinky Bill Stamp

Canada 1 Cent Postage Stamp

United States 10 Cents John Tyler Postage Stamp

Thai Postage Stamp

United States 3-Cent Thomas Jefferson Postage Stamp

James Buchanan 15 Cents United States Postage Stamp

Bulgarian Post 60th Anniversary Stamp (1 Leva)

International Year of the Child Stamp

Czechoslovakian 20 Halero Postage Stamp

Argentine Republic Postage Stamp (Manuel Belgrano)

1979 International Year of the Child Stamp

Canadian Red Cross Stamp

Polish Commemorative Stamp

Canadian Maple Leaf Stamp

New Zealand Stamp (5c Carnelian)

Golden Gate International Exposition Postage Stamp (1939)

5 Cent Frances E. Willard US Postage Stamp

Swiss 'Clara Bär' Commemorative Postage Stamp

Orville and Wilbur Wright Stamp

Used Australian Postage Stamp (Kangaroo and Map Series)

U.S. Postage John Ericsson Memorial 5 Cents Stamp

Yellowstone National Park Postcard Stamp

1940 Coronado Cuarto Centennial 3-Cent US Postage Stamp

Great Britain 1s Green (Scott # 177) Stamp

21 cent United States Air Mail Stamp

Brazilian Empire 'Dom Pedro II' Postage Stamp (100 Réis)

Liberty Bell Commemorative Stamp

Indian Family Planning Stamp

Swiss Pro Patria Stamp, 1950, 20+18 Centimes, Uri Motif

Vatican City Stamp

Austrian "Imperial Royal" 60 Heller Postage Stamp (1916 Jubilee Issue)

Amadeo P. Giannini Commemorative Stamp

Belgian Stamp

Australia Day Stamp 1982

Stamp featuring the Flag of the Republic of China

United States 5 Cents James Monroe Postage Stamp

United States 1902 Series 1 Cent Benjamin Franklin Postage Stamp