Us 3 Cent Liberty Postage Stamps Block Of Two Appraisals

King George VI Postage and Revenue Stamp (3d)

Ecuadoran Airmail Stamp - U.S. Constitution Sesquicentennial

3p St. Patrick's Day Stamp

Czechoslovakian Postage Stamp featuring Tom%C3%A1%C5%A1 Garrigue Masaryk (1 K%C4%8D%C4%8D)

Liberia 10 Cents Registered Stamp, Harper Issue

Liberian Commemorative Stamp

South African 1 Cent Stamp

Stamps of the Soviet Union

Ecuador 3 Centavos Social Security Stamp (1936)

Sri Lankan Bird Stamp Block

Collection of Used Austrian Postage Stamps

British 1p Stamp (Queen Elizabeth II)

Hong Kong 90 Cent Stamp

Collection of Vintage Australian Postage Stamps

Used Belgian King Leopold I 10 Centimes Stamp

George Washington Commemorative Stamps

Collection of Vintage Postage Stamps

Collection of Used Austrian Postage Stamps

Collection of German Democratic Republic (DDR) Postmarks and Stamps

Assortment of Used Austrian Postage Stamps

Presidents of the United States Stamp Sheet

Transpacific Airmail Stamp

1935 California Pacific International Exposition Postal Stamp

Postmarked Envelope with Bicentennial Stamp

Sheet of 12 (12 Pfennig) German Postage Stamps with Postmarks

Republic of China 2 Fen Green Stamp with Chiang Kai-shek Portrait

British Guiana 4c Magenta Stamp

Australia 20c Stamp

British Guiana 4c Purple Stamp

Antigua 1876 5 Centavos Postage Stamp with Face of Bolivar

Robert Milikan Commemorative Stamp

Emily Bissell Commemorative Stamp

George C. Marshall Commemorative Stamp

Vintage Postmarked Envelope with Flag Stamp

1939 Cooperstown First Day of Issue Baseball Centenary Stamp Envelope

U.S. Post Office Department Registry Bill, Form No. 1550

Postal Commemorative Society U.S. First Day Covers & Special Covers Album

Vintage Post Office Registry Bill