1Thomas Jefferson to Tadeusz Kosciuszko, 28 June 1812 (Jefferson Papers)
carding machines; TJ on [index entry]
2Thomas Jefferson to John Melish, 13 January 1813 (Jefferson Papers)
carding machines; TJ on [index entry]
3Thomas Jefferson to Lafayette, 30 November 1813 (Jefferson Papers)
carding machines; TJ on [index entry]
4Thomas Jefferson to Jeremiah A. Goodman, 6 January 1815 (Jefferson Papers)
carding machines; TJ on [index entry]
5Thomas Jefferson to John George Baxter, 16 July 1815 (Jefferson Papers)
carding machines; TJ on [index entry]