1John Barnes to Thomas Jefferson, 12 January 1810 (Jefferson Papers)
Kosciuszko, Tadeusz (Thaddeus) Andrzej Bonawentura; TJ’s draft to [index entry]
2John Barnes to Thomas Jefferson, 25 January 1810 (Jefferson Papers)
Kosciuszko, Tadeusz (Thaddeus) Andrzej Bonawentura; TJ’s draft to [index entry]
3Tadeusz Kosciuszko to Thomas Jefferson, 1 March 1811 (Jefferson Papers)
Kosciuszko, Tadeusz (Thaddeus) Andrzej Bonawentura; TJ’s draft to [index entry]