Inverted Center Stamp Appraisals

10 Cent Jefferson Memorial Stamp

Netherlands 15 Cent Stamp

US Postage 1-cent Stamp with George Washington's Profile

Frank Lloyd Wright Postage Stamps

United States 5-cent Postage Stamp, Woodrow Wilson

Canadian 4 Cent Postage Stamp

Switzerland 80 Cent Stamp

United States 2 Cents Postage Stamp (George Washington Silhouette)

United States 1 Cent Postage Stamp with George Washington Portrait

Canada 1 Cent Postage Stamp

US 3-Cent George Washington Postal Stamp

4-Cent Abraham Lincoln Postage Stamp

Liberia 1 Cent Postage Stamp with Antelope

Charter Oak Tercentenary 3-cent Stamp

George C. Marshall Commemorative Stamp

U.S. Postage Five Cents Kosciuszko 1783-1933 Stamp

United States 3 Cents Postage Stamp, Robert Louis Stevenson

Chinese Nationalist Airmail Stamp (15 Cents)

Kenya, Uganda, and Tanganyika 10 Cents Stamp

5 Cent Canada Stamp (Bucket Show)

United States 2-Cent Washington Bicentennial Postage Stamp (1932)

5 Cent Ned. Indie Postage Stamp (Rural Scene)

29 Cent USA Tulip Postage Stamp

Republic of China Junk Postage Stamp, 4 Cents

Victor Herbert 3-cent US Postage Stamp

1892 United States 2-Cent 'Landing of Columbus' Columbian Exposition Postage Stamp

Theodore Roosevelt 30 Cents US Postage Stamp

Liberia 3 Cents Postage Due Stamp with Star Motif

Ceylon 6 Cents Stamp, Colombo Harbour and King George VI

1934 Wisconsin Tercentenary 3 Cent Stamp - Nicolet's Landing

Robert Millikan Commemorative Stamp

1937 Northwest Territory Sesquicentennial 3-Cent Stamp

Vintage 10 Cents Postage Stamp (Building Motif)

4 Cent Purple Abraham Lincoln Stamp

3 Cent George Washington Stamp (1861)

U.S. 2-Cent Civil War Era Stamp

10 Cent Thomas Jefferson Stamp

3 Cents Canal Zone Postage Stamp featuring Goethals

1 Cent Benjamin Franklin US Postage Stamp

United States 5 Cents Pilgrim Tercentenary Stamp