1John Barnes to Thomas Jefferson, 30 December 1817 (Jefferson Papers)
Kosciuszko, Tadeusz (Thaddeus) Andrzej Bonawentura; death of [index entry]
2John Barnes to Thomas Jefferson, 10 January 1818 (Jefferson Papers)
Kosciuszko, Tadeusz (Thaddeus) Andrzej Bonawentura; death of [index entry]
3Enclosure: John Barnes’s Account with Tadeusz Kosciuszko, 17 October 1818 (Jefferson Papers)
Kosciuszko, Tadeusz (Thaddeus) Andrzej Bonawentura; death of [index entry]