United States 8¢ General Henry Knox Postage Stamp #1851 MNH Full Sheet

Scott #1851 - 1985 8c General Henry Knox, First Day Issue

1867 - 1985 39c Great Americans: Grenville Clark - Mystic Stamp Company

8 Cent Historical Figures Unused US Stamps (1941-Now) for sale

1851 8c Henry Knox Plate Block MNH OG VF United States, General Issue Stamp / HipStamp

General Henry Knox – Works – Mount Vernon Ladies Association of the Union

United States, Stamps - PicClick

US #1851 8c Henry Knox Sheet MNH VF+ (CV $28 F-VF)

1851 - 1985 8c Great Americans: Henry Knox - Mystic Stamp Company

Stamps Plus United States

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1851 - 1985 8c Great Americans: Henry Knox - Mystic Stamp Company

Scott #1851 General Henry Knox Plate Block Of 4 Stamps - MNH P#4