1Thomas Jefferson to Peter Carr, 7 September 1814 (Jefferson Papers)
military; professional education for [index entry]
2Thomas Cooper to Thomas Jefferson, 22 September 1814 (Jefferson Papers)
military; professional education for [index entry]
3Tadeusz Kosciuszko to Thomas Jefferson, [14 March 1815] (Jefferson Papers)
military; professional education for [index entry]
4Tadeusz Kosciuszko to Thomas Jefferson, 15 September 1817 (Jefferson Papers)
military; professional education for [index entry]