1Alrichs & Dixon to Thomas Jefferson, 10 March 1813 (Jefferson Papers)
Alrichs & Dixon (Wilmington, Del., firm); and carding machine [index entry]
2Alrichs & Dixon to Thomas Jefferson, 2 December 1812 (Jefferson Papers)
Alrichs & Dixon (Wilmington, Del., firm); and carding machine [index entry]
3Alrichs & Dixon to Thomas Jefferson, 19 August 1812 (Jefferson Papers)
Alrichs & Dixon (Wilmington, Del., firm); and carding machine [index entry]
4Alrichs & Dixon to Thomas Jefferson, 1 January 1813 (Jefferson Papers)
Alrichs & Dixon (Wilmington, Del., firm); and carding machine [index entry]
5Alrichs & Dixon to Thomas Jefferson, 18 March 1813 (Jefferson Papers)
Alrichs & Dixon (Wilmington, Del., firm); and carding machine [index entry]
6Thomas Jefferson to Alrichs & Dixon, 22 September 1812 (Jefferson Papers)
Alrichs & Dixon (Wilmington, Del., firm); and carding machine [index entry]
7Thomas Jefferson to Alrichs & Dixon, 14 January 1813 (Jefferson Papers)
Alrichs & Dixon (Wilmington, Del., firm); and carding machine [index entry]
8Thomas Jefferson to Alrichs & Dixon, 11 March 1813 (Jefferson Papers)
Alrichs & Dixon (Wilmington, Del., firm); and carding machine [index entry]
9Thomas Jefferson to Alrichs & Dixon, 26 February 1813 (Jefferson Papers)
Alrichs & Dixon (Wilmington, Del., firm); and carding machine [index entry]
10Thomas Jefferson to Alrichs & Dixon, 30 August 1812 (Jefferson Papers)
Alrichs & Dixon (Wilmington, Del., firm); and carding machine [index entry]