1Tadeusz Kosciuszko to Thomas Jefferson, 3 June 1817 (Jefferson Papers)
Kosciuszko, Tadeusz (Thaddeus) Andrzej Bonawentura; and P. Poinsot’s land grant [index entry]
2Peter Poinsot to Thomas Jefferson, 25 June 1817 (Jefferson Papers)
Kosciuszko, Tadeusz (Thaddeus) Andrzej Bonawentura; and P. Poinsot’s land grant [index entry]
3Thomas Jefferson to Joseph C. Cabell, 31 December 1817 (Jefferson Papers)
Kosciuszko, Tadeusz (Thaddeus) Andrzej Bonawentura; and P. Poinsot’s land grant [index entry]
4Joseph C. Cabell to Thomas Jefferson, 6 February 1818 (Jefferson Papers)
Kosciuszko, Tadeusz (Thaddeus) Andrzej Bonawentura; and P. Poinsot’s land grant [index entry]
5Peter Poinsot to Thomas Jefferson, 18 May 1818 (Jefferson Papers)
Kosciuszko, Tadeusz (Thaddeus) Andrzej Bonawentura; and P. Poinsot’s land grant [index entry]
6Stephen Cathalan to Thomas Jefferson, 7 September 1818 (Jefferson Papers)
Kosciuszko, Tadeusz (Thaddeus) Andrzej Bonawentura; and P. Poinsot’s land grant [index entry]
7Peter Poinsot to Thomas Jefferson, 12 September 1818 (Jefferson Papers)
Kosciuszko, Tadeusz (Thaddeus) Andrzej Bonawentura; and P. Poinsot’s land grant [index entry]
8Thomas Jefferson to Peter Poinsot, 25 November 1818 (Jefferson Papers)
Kosciuszko, Tadeusz (Thaddeus) Andrzej Bonawentura; and P. Poinsot’s land grant [index entry]