1I: From James Jay, 20 December 1784 (Washington Papers)
...some cases, even weaves. There are not above 3 or 4 of these Machines in England: The proprietors of them taking great care to conceal their structure, and having a Patent to secure the invention to themselves. This Machine spins faster than can be done in any other way yet known: and the threads spun by it, are much more even than can be done by the hand.
2James Madison to Thomas Jefferson, 27 June 1809 (Jefferson Papers)
machines; spinning jenny [index entry]
3George Sullivan to Thomas Jefferson, 15 September 1809 (Jefferson Papers)
machines; spinning jenny [index entry]
4Thomas Jefferson to George Sullivan, 8 October 1809 (Jefferson Papers)
machines; spinning jenny [index entry]
5Gabriel Richard to Thomas Jefferson, 9 November 1809 (Jefferson Papers)
machines; spinning jenny [index entry]
6Thomas Jefferson to William McClure, 10 September 1811 (Jefferson Papers)
machines; spinning jenny [index entry]
7Thomas Jefferson to Nathaniel Macon, 24 September 1811 (Jefferson Papers)
machines; spinning [index entry]
8James Ronaldson to Thomas Jefferson, 26 December 1811 (Jefferson Papers)
machines; spinning wheel [index entry]
9Thomas Jefferson’s Instructions for Poplar Forest Management, December 1811 (Jefferson Papers)
machines; spinning wheel [index entry]
10Thomas Jefferson to William Thornton, 14 January 1812 (Jefferson Papers)
machines; spinning [index entry] machines; spinning jenny [index entry]