American Author Stamp Appraisals

United States 2 Cent George Washington 'Carmine Type I' Postage Stamp (1890-1893)

2 Cents John Adams US Postage Stamp

Vintage U.S. Postage Stamps

George Washington Bicentennial Stamps

Eisenhower Postage Stamps

Miscellaneous United States Postage Stamps

Argentine Republic Postage Stamp (Manuel Belgrano)

Robert Milikan Postage Stamp

United States 4-cent Civil War Generals Commemorative Stamp

Collection of Vintage US Postage Stamps

Argentine Republic 5 Centavos Stamp

Thomas Paine Stamp

United States 3-Cent Thomas Jefferson Postage Stamp

US Air Mail Stamp

Collection of United States Commemorative Postage Stamps

Collection of Assorted Used and Unused United States Postage Stamps

Collection of 1960s United States Commemorative Postage Stamps (Eight Stamps)

Brazil 100 Reis Correo 'Winged Mercury' Postage Stamp

U.S. Air Mail Stamps

Bolivian 5 Centavos Stamp (Condor Design)

United States 3 Cents Postage Stamp with George Washington Profile

Claire Chennault 'Flying Tigers, 1940s' USA 40-cent Postage Stamps

USA 'Omnibus 1880s' 1-Cent Postage Stamps (Strip of 3)

United States 1934 National Parks Issue, 3-cent Grand Canyon

United States 3 Cents Postage Due Stamp

One Nation: What We Can All Do to Save America's Future by Ben Carson, MD

Confederate States Five Cents Postage Stamp (Jefferson Davis)

Navajo Sterling Silver Diamond Stamped Cuff Bracelet

10-Cent Stamp

Robert Millikan Commemorative Stamp

1 Cent US Postage Stamp, John Paul Jones and Isaac Hull

Ralph Waldo Emerson 3 Cents United States Postage Stamp