1Alrichs & Dixon to Thomas Jefferson, 19 August 1812 (Jefferson Papers)
cotton; carding machine [index entry]
2Thomas Jefferson to Alrichs & Dixon, 30 August 1812 (Jefferson Papers)
cotton; carding machine [index entry]
3Thomas Jefferson to Alrichs & Dixon, 22 September 1812 (Jefferson Papers)
cotton; carding machine [index entry]
4Alrichs & Dixon to Thomas Jefferson, 2 December 1812 (Jefferson Papers)
cotton; carding machine [index entry]
5Thomas Jefferson to Alrichs & Dixon, 14 January 1813 (Jefferson Papers)
cotton; carding machine [index entry]
6Thomas Jefferson to Alrichs & Dixon, 26 February 1813 (Jefferson Papers)
cotton; carding machine [index entry]
7Alrichs & Dixon to Thomas Jefferson, 10 March 1813 (Jefferson Papers)
cotton; carding machine [index entry]
8Thomas Jefferson to Charles Clay, 28 December 1813 (Jefferson Papers)
cotton; carding machine [index entry]
9Charles Clay to Thomas Jefferson, 9 January 1814 (Jefferson Papers)
cotton; carding machine [index entry]
10Thomas Jefferson to Jeremiah A. Goodman, 6 January 1815 (Jefferson Papers)
cotton; carding machine [index entry]
11Joseph Cabell Breckinridge to Thomas Jefferson, 20 June 1815 (Jefferson Papers)
cotton; carding machine [index entry]