61Hore Browse Trist to Nicholas P. Trist, [ca. 19 October 1819] (Jefferson Papers)
Pennsylvania, University of [index entry]
62James Cutbush to Thomas Jefferson, 27 December 1819 (Jefferson Papers)
Pennsylvania, University of [index entry]
63James Cutbush to Thomas Jefferson, 21 January 1820 (Jefferson Papers)
Pennsylvania, University of [index entry]
64Thomas Jefferson to Robert Patterson, 7 November 1820 (Jefferson Papers)
Pennsylvania, University of [index entry]
65Thomas Leiper to Thomas Jefferson, 29 April 1822 (Jefferson Papers)
Pennsylvania, University of [index entry]
66William H. Keating to Thomas Jefferson, 1 July 1822 (Jefferson Papers)
Pennsylvania, University of [index entry]
67Abraham Runnels to Thomas Jefferson, 9 September 1822 (Jefferson Papers)
Pennsylvania, University of [index entry]