1John Barnes to Thomas Jefferson, 10 January 1818 (Jefferson Papers)
Kosciuszko, Tadeusz (Thaddeus) Andrzej Bonawentura; estate of [index entry]
2John Barnes to Thomas Jefferson, 17 October 1818 (Jefferson Papers)
Kosciuszko, Tadeusz (Thaddeus) Andrzej Bonawentura; estate of [index entry]
3Peter J. Zeltner to Thomas Jefferson, [received 30 October 1818] (Jefferson Papers)
Kosciuszko, Tadeusz (Thaddeus) Andrzej Bonawentura; estate of [index entry]
4William Wirt to Thomas Jefferson, 28 December 1818 (Jefferson Papers)
Kosciuszko, Tadeusz (Thaddeus) Andrzej Bonawentura; estate of [index entry]
5John Barnes to Thomas Jefferson, 1 February 1819 (Jefferson Papers)
Kosciuszko, Tadeusz (Thaddeus) Andrzej Bonawentura; estate of [index entry]
6John Barnes to Thomas Jefferson, 26 February 1819 (Jefferson Papers)
Kosciuszko, Tadeusz (Thaddeus) Andrzej Bonawentura; estate of [index entry]
7Enclosure: John Barnes to Thomas Jefferson, 20 October [1818?], enclosure no. 1 in John Barnes to Thomas Jefferson, 26 … (Jefferson Papers)
Kosciuszko, Tadeusz (Thaddeus) Andrzej Bonawentura; estate of [index entry]
8John Armstrong to Thomas Jefferson, 1 March 1819 (Jefferson Papers)
Kosciuszko, Tadeusz (Thaddeus) Andrzej Bonawentura; estate of [index entry]
9John Barnes to Thomas Jefferson, 22 March 1819 (Jefferson Papers)
Kosciuszko, Tadeusz (Thaddeus) Andrzej Bonawentura; estate of [index entry]
10Franz X. Zeltner to Thomas Jefferson, 14 April 1819 (Jefferson Papers)
Kosciuszko, Tadeusz (Thaddeus) Andrzej Bonawentura; estate of [index entry]