1Thomas Jefferson to John Vaughan, 31 August 1809 (Jefferson Papers)
Vaughan, John; letters to [index entry]
2Thomas Jefferson to John Vaughan, 25 May 1812 (Jefferson Papers)
Vaughan, John; letters to [index entry]
3Thomas Jefferson to John Vaughan, 3 July 1812 (Jefferson Papers)
Vaughan, John; letters to [index entry]
4Thomas Jefferson to John Vaughan, 24 April 1813 (Jefferson Papers)
Vaughan, John; letters to [index entry]
5Thomas Jefferson to John Vaughan, 17 May 1813 (Jefferson Papers)
Vaughan, John; letters to [index entry]
6Thomas Jefferson to John Vaughan, 8 February 1815 (Jefferson Papers)
Vaughan, John; letters to [index entry]
7Thomas Jefferson to John Vaughan, 1 March 1815 (Jefferson Papers)
Vaughan, John; letters to [index entry]
8Thomas Jefferson to John Vaughan, 11 July 1815 (Jefferson Papers)
Vaughan, John; letters to [index entry]
9Thomas Jefferson to John Vaughan, 15 July 1815 (Jefferson Papers)
Vaughan, John; letters to [index entry]
10Thomas Jefferson to John Vaughan, 22 December 1815 (Jefferson Papers)
Vaughan, John; letters to [index entry]