1Isaac Briggs’s Account of a Visit to Monticello, 2–4 November 1820 (Jefferson Papers)
Congress, U.S.; petitions to [index entry]
2Isaac Briggs to Thomas Jefferson, 30 March 1816 (Jefferson Papers)
Congress, U.S.; petitions to [index entry]
3Isaac Briggs to Thomas Jefferson, 16 February 1816 (Jefferson Papers)
Congress, U.S.; petitions to [index entry]