1John Vaughan to Thomas Jefferson, 8 July 1815 (Jefferson Papers)
Vaughan, John; account with TJ [index entry]
2John Vaughan to Thomas Jefferson, 28 July 1815 (Jefferson Papers)
Vaughan, John; account with TJ [index entry]
3John Vaughan to Thomas Jefferson, 12 August 1815 (Jefferson Papers)
Vaughan, John; account with TJ [index entry]
4John Vaughan to Thomas Jefferson, 26 February 1816 (Jefferson Papers)
Vaughan, John; account with TJ [index entry]
5John Vaughan to Thomas Jefferson, 13 March 1816 (Jefferson Papers)
Vaughan, John; account with TJ [index entry]