1Thomas Jefferson to Caspar Wistar, 31 March 1809 (Jefferson Papers)
Wistar, Caspar; letters to [index entry]
2Thomas Jefferson to Caspar Wistar, 11 October 1811 (Jefferson Papers)
Wistar, Caspar; letters to [index entry]
3Thomas Jefferson to Caspar Wistar, 29 May 1812 (Jefferson Papers)
Wistar, Caspar; letters to [index entry]
4Thomas Jefferson to Caspar Wistar, 17 August 1813 (Jefferson Papers)
Wistar, Caspar; letters to [index entry]
5Thomas Jefferson to Caspar Wistar, 19 September 1813 (Jefferson Papers)
Wistar, Caspar; letters to [index entry]
6Thomas Jefferson to Caspar Wistar, 25 August 1814 (Jefferson Papers)
Wistar, Caspar; letters to [index entry]
7Thomas Jefferson to Caspar Wistar, 23 November 1814 (Jefferson Papers)
Wistar, Caspar; letters to [index entry]
8Thomas Jefferson to Caspar Wistar, 22 October 1815 (Jefferson Papers)
Wistar, Caspar; letters to [index entry]
9Thomas Jefferson to Caspar Wistar, 10 June 1817 (Jefferson Papers)
Wistar, Caspar; letters to [index entry]