United States 1 Cents Martha Washington Postage Stamp Appraisals

Used United States 6 Cents John Quincy Adams Postage Stamp

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

US 2 Cent George Washington Postage Stamp, Green, Bureau Issue

United States 5-cent Postage Stamp, Woodrow Wilson

United States 12 Cents Zachary Taylor Postage Stamp

4-cent Abraham Lincoln Postage Stamp

USA 2 Cent Stamp

Confederate States Five Cents Postage Stamp (Jefferson Davis)

US Postage Stamp: West Point - United States Military Academy

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

1869 United States 1c Z Grill Stamp

Two-Cent Red Stamp

U.S. Postage Stamp: 'To the Fine Arts' 5-Cent

4-Cent Abraham Lincoln Postage Stamp

Used 3-cent George Washington US Postage Stamp

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

United States 5-cent Daniel Chester French Postage Stamp

United States 10 Cents Parcel Post Official Stamp, Type PR85

Miscellaneous United States Postage Stamps

3-Cent George Washington Bicentennial Postage Stamp

United States Capitol Building Postage Stamp

United States 3-Cent Admiral Farragut and Admiral Porter Postage Stamp

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

United States 15 Cent Special Delivery Stamp

Collection of Assorted Used and Unused United States Postage Stamps

Used U.S. Parcel Post 10 Cents Stamp with "ANN" Overprint

US 3-Cent George Washington Postal Stamp

Used U.S. Air Mail 6 Cent Stamp with Beacon Design

United States 10 Cents Special Delivery Stamp, Type of 1922-1925

Collection of United States Commemorative Postage Stamps

2 Cent 1890-93 George Washington Postage Stamp (Series Issue)

Canada 1 Cent Postage Stamp

George Washington Bicentennial 3 Cent Stamp

United States Postage Stamps 100th Anniversary Commemorative Card

3 Cent George Washington Stamp (1861)

5 Cent George Washington Stamp

1 Cent 'For Defense' US Postage Stamp, Scott #898

US 2-Cent George Washington Postal Stamp on Cover

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

1939 Golden Gate International Exposition United States Postage Stamp