1Thomas Jefferson to Alrichs & Dixon, 22 September 1812 (Jefferson Papers)
Gibson & Jefferson (Richmond firm); and textile machinery acquired by TJ [index entry]
2Thomas Jefferson to Alrichs & Dixon, 14 January 1813 (Jefferson Papers)
Gibson & Jefferson (Richmond firm); and textile machinery acquired by TJ [index entry]
3Thomas Jefferson to Alrichs & Dixon, 26 February 1813 (Jefferson Papers)
Gibson & Jefferson (Richmond firm); and textile machinery acquired by TJ [index entry]