11John Armstrong to Thomas Jefferson, 6 November 1819 (Jefferson Papers)
Kosciuszko, Tadeusz (Thaddeus) Andrzej Bonawentura; wills of [index entry]
12William Wirt to Thomas Jefferson, 6 July 1819 (Jefferson Papers)
Kosciuszko, Tadeusz (Thaddeus) Andrzej Bonawentura; wills of [index entry]
13John Armstrong to Thomas Jefferson, 4 January 1818 (Jefferson Papers)
Kosciuszko, Tadeusz (Thaddeus) Andrzej Bonawentura; wills of [index entry]
14John Armstrong to Thomas Jefferson, 1 March 1819 (Jefferson Papers)
Kosciuszko, Tadeusz (Thaddeus) Andrzej Bonawentura; wills of [index entry]
15John Barnes to Thomas Jefferson, 1 February 1819 (Jefferson Papers)
Kosciuszko, Tadeusz (Thaddeus) Andrzej Bonawentura; wills of [index entry]
16Archibald Stuart to Thomas Jefferson, 28 January 1820 (Jefferson Papers)
Kosciuszko, Tadeusz (Thaddeus) Andrzej Bonawentura; wills of [index entry]
17John H. Cocke to Thomas Jefferson, 3 May 1819 (Jefferson Papers)
Kosciuszko, Tadeusz (Thaddeus) Andrzej Bonawentura; wills of [index entry]
18John H. Cocke to Thomas Jefferson, 4 May 1819 (Jefferson Papers)
Kosciuszko, Tadeusz (Thaddeus) Andrzej Bonawentura; wills of [index entry]
19Thomas Jefferson to Marc Antoine Jullien, 23 July 1818 (Jefferson Papers)
Kosciuszko, Tadeusz (Thaddeus) Andrzej Bonawentura; wills of [index entry]
20Thomas Jefferson to Tadeusz Kosciuszko, 26 February 1810 (Jefferson Papers)
Kosciuszko, Tadeusz (Thaddeus) Andrzej Bonawentura; will of [index entry]