1Thomas Jefferson to Jean Guillaume Hyde de Neuville, 31 December 1811 (Jefferson Papers)
New York (state); U.S. Military Academy (West Point) [index entry]
2Thomas Jefferson to Tadeusz Kosciuszko, 26 February 1810 (Jefferson Papers)
New York (state); U.S. Military Academy (West Point) [index entry]
3Thomas Jefferson to James Madison, 31 December 1811 (Jefferson Papers)
New York (state); U.S. Military Academy (West Point) [index entry]