1Thomas Jefferson to John Armstrong, 14 March 1819 (Jefferson Papers)
Zeltner, Peter Josef; and T. Kosciuszko’s estate [index entry]
2Thomas Jefferson to John Barnes, 14 March 1819 (Jefferson Papers)
Zeltner, Peter Josef; and T. Kosciuszko’s estate [index entry]
3Thomas Jefferson to Pierre de Polética, 12 June [1819] (Jefferson Papers)
Zeltner, Peter Josef; and T. Kosciuszko’s estate [index entry]
4Thomas Jefferson to William Wirt, 27 June 1819 (Jefferson Papers)
Zeltner, Peter Josef; and T. Kosciuszko’s estate [index entry]
5John Armstrong to Thomas Jefferson, 6 November 1819 (Jefferson Papers)
Zeltner, Peter Josef; and T. Kosciuszko’s estate [index entry]
6Thomas Jefferson to William Wirt, 5 February 1820 (Jefferson Papers)
Zeltner, Peter Josef; and T. Kosciuszko’s estate [index entry]
7Benjamin L. Lear to Thomas Jefferson, 19 September 1821 (Jefferson Papers)
Zeltner, Peter Josef; and T. Kosciuszko’s estate [index entry]