George Washington Bicentennial 3 Cent Stamp Appraisals

USA 25 Cent Saw-whet Owl Postage Stamp

United States 4 Cents Defense Stamp

Dutch Stamp 65ct

United States 25 Cent William McKinley Postage Stamp (Series 1922-1938)

United States 4-cent Civil War Generals Commemorative Stamp

LOVE Stamp (45 cents)

1926 Handwritten Envelope with 2-Cent Stamp and Postmark

Theodore Roosevelt 30 Cents US Postage Stamp

Christmas Stamp, 15c

United States 10 Cents John Tyler Postage Stamp

United States 5 Cents Pilgrim Tercentenary Stamp

Vintage 10 Cents Postage Stamp (Building Motif)

United States Army and Navy For Defense 2 Cents Postage Stamp

U.S. Postage John Ericsson Memorial 5 Cents Stamp

United States 5 Cents Postage Due Stamp

7 Cent Australian Stamp

1932 Los Angeles Olympics 5 Cents Stamp

1934 Mother's Day Three Cents U.S. Postage Stamp (Scott #737)

Hong Kong 70c Stamp

Used 12 Cents US Postage Stamp

1902-1903 Louisiana Purchase Exposition Stamp (20 cents)

Two-Cent Red Stamp

United States 12 Cents Zachary Taylor Postage Stamp

James Fenimore Cooper 2 Cents US Postage Stamp

4 Cents William Howard Taft US Postage Stamp

United States 2 Cents Postage Due Stamps (Block of Two)

James Buchanan 15 Cents United States Postage Stamp

Louisa May Alcott 5 Cents United States Postage Stamp

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

10 Cent Stamp: People's Right to Petition for Redress

Tadeusz Kościuszko U.S. Postage Stamp, 5 Cents

Used United States 6 Cents John Quincy Adams Postage Stamp

Canada 17 Postage Stamp

United States 2 Cents Postage Stamp (Statue of Liberty)

5 Cents Walt Whitman United States Postage Stamp

1926 U.S. Postal Cover with 1-Cent Franklin Stamp

United States Parcel Post Stamp, 2 Cent (Type 1)

United States 5 Cents James Monroe Postage Stamp

U.S. Special Delivery Postage Stamp, 10 Cents

Samuel F. B. Morse U.S. Postage Stamp, 2 Cents (Red)