1John Hollins to Thomas Jefferson, 10 April 1815 (Jefferson Papers)
2Caspar Wistar to Thomas Jefferson, 27 April 1815 (Jefferson Papers)
3John Wood to Thomas Jefferson, 18 July 1815 (Jefferson Papers)
4John F. Dumoulin to Thomas Jefferson, 12 April 1816 (Jefferson Papers)
5Elizabeth Trist to Thomas Jefferson, 10 October 1816 (Jefferson Papers)
6John Wood to Thomas Jefferson, 2 February 1817 (Jefferson Papers)
7Stephen Cathalan to Thomas Jefferson, 13 August 1818 (Jefferson Papers)