21Philip Thornton to Thomas Jefferson, 24 January 1816 (Jefferson Papers)
Gibson, Patrick; and payments to TJ [index entry]
22Thomas Jefferson to Philip Thornton, 7 February 1816 (Jefferson Papers)
Gibson, Patrick; and payments to TJ [index entry]
23John Wayles Eppes to Thomas Jefferson, 11 December 1817 (Jefferson Papers)
Gibson, Patrick; and payments to TJ [index entry]