61Thomas Jefferson to William Thornton, 14 January 1812 (Jefferson Papers)
machines; spinning [index entry] machines; spinning jenny [index entry]
62Thomas Jefferson to William Thornton, 24 April 1812 (Jefferson Papers)
machines; spinning [index entry] machines; spinning jenny [index entry]
63Thomas Jefferson to William Thornton, 20 June 1812 (Jefferson Papers)
machines; spinning [index entry]
64Thomas Jefferson to William Thornton, 3 July 1812 (Jefferson Papers)
machines; spinning [index entry]
65Thomas Jefferson to James W. Wallace, 20 August 1814 (Jefferson Papers)
machines; spinning jenny [index entry]
66Recommendation of William McClure by Thomas Jefferson and Thomas Mann Randolph, 12 March 1814 (Jefferson Papers)
machines; spinning jenny [index entry]