India Silver Jubilee Commemorative Postage Stamp 1a Appraisals

Woodrow Wilson $1 United States Postage Stamp

Amadeo P. Giannini Commemorative Stamp

U.S. Postage John Ericsson Memorial 5 Cents Stamp

Commemorative Stamp Sheet

Alexander Graham Bell 10-cent US Postage Stamp

Dominican Republic 'Primera Madre' Postage Stamp

United States Flag Stamp

Commemorative Stamp of South Korea

Hungarian 25 Korona Commemorative Stamp (1823-1923)

Thai Postage Stamp

Jose de San Martin Postage Stamp, Argentina

5 Cents Walt Whitman United States Postage Stamp

Eisenhower Postage Stamps

Robert Millikan Commemorative Stamp

Idaho Statehood 50th Anniversary U.S. Postage Stamp

1929 2-cent Battle of Fallen Timbers Commemorative Stamp

1932 Los Angeles Olympics 3 Cents Postage Stamp

1959 4-Cent United States Postage Flag Stamp

James Russell Lowell 3 Cents US Postage Stamp

Harry Hawker Commemorative Stamp

4 Cents William Howard Taft US Postage Stamp

Frank Lloyd Wright Postage Stamps

1940 Coronado Cuarto Centennial 3-Cent US Postage Stamp

1932 Los Angeles Olympics 3 Cents US Postage Stamp

5 Cent Frances E. Willard US Postage Stamp

1940 Coronado Expedition 3-Cent Commemorative Stamp

U.S. Postage Stamp Centenary (1847-1947) 3-Cent Stamp

International Year of the Child Stamp

20p Queen Elizabeth II Stamp

Hong Kong Elizabeth II 'The University of Hong Kong' Commemorative Stamp (1841-1941)

Ecuadoran Airmail Stamp - U.S. Constitution Sesquicentennial

French Postage Stamp, Louis Pasteur, 30 Centimes

United States 5 Cents Pilgrim Tercentenary Stamp

British Commemorative Stamps

USSR 1980 Postage Stamp - Jean Auguste Dominique Ingres (Self-Portrait with Vénus Anadyomène)

German Reich 25 Pfennig Philatelic Exhibition Commemorative Stamp

King Edward VIII 2/6 Postage Stamp

United States 1 Cent Commemorative Stamp (Washington - Greene, Mount Vernon)

U.S. Postage 25th Anniversary Panama Canal Stamp

10-Cent Stamp