1Anonymous to Thomas Jefferson, [ca. 6 March 1816] (Jefferson Papers)
machines; spinning [index entry]
2Charles Artzt to Thomas Jefferson, 22 June 1812 (Jefferson Papers)
machines; spinning [index entry]
3Theodorus Bailey to Thomas Jefferson, 7 April 1812 (Jefferson Papers)
machines; spinning [index entry]
4Theodorus Bailey to Thomas Jefferson, 26 April 1812 (Jefferson Papers)
machines; spinning [index entry]
5Oliver Barrett to Thomas Jefferson, 10 April 1812 (Jefferson Papers)
machines; spinning [index entry]
6John George Baxter to Thomas Jefferson, 1 August 1815 (Jefferson Papers)
machines; spinning [index entry]
7Joseph Cabell Breckinridge to Thomas Jefferson, 20 June 1815 (Jefferson Papers)
machines; spinning [index entry]
8William A. Burwell to Thomas Jefferson, 13 March 1813 (Jefferson Papers)
machines; spinning [index entry]
9Thomas Cooper to Thomas Jefferson, 17 August 1814 (Jefferson Papers)
machines; spinning [index entry]
10Henry Dearborn to Thomas Jefferson, 10 March 1812 (Jefferson Papers)
machines; spinning [index entry]