1John Vaughan to Thomas Jefferson, 8 July 1815 (Jefferson Papers)
Gibson, Patrick; payments made for TJ [index entry]
2John Vaughan to Thomas Jefferson, 12 August 1815 (Jefferson Papers)
Gibson, Patrick; payments made for TJ [index entry]
3John Vaughan to Thomas Jefferson, 2 June 1817 (Jefferson Papers)
Gibson, Patrick; payments made for TJ [index entry]
4John Vaughan to Thomas Jefferson, 28 July 1815 (Jefferson Papers)
Gibson, Patrick; payments made for TJ [index entry]