1Thomas Jefferson to John Vaughan, 1 March 1815 (Jefferson Papers)
Vaughan, John; TJ purchases books through [index entry]
2John Vaughan to Thomas Jefferson, 19 March 1815 (Jefferson Papers)
Vaughan, John; TJ purchases books through [index entry]
3John Vaughan to Thomas Jefferson, 24 March 1815 (Jefferson Papers)
Vaughan, John; TJ purchases books through [index entry]
4Thomas Jefferson to John Vaughan, 22 December 1815 (Jefferson Papers)
Vaughan, John; TJ purchases books through [index entry]