1To Thomas Jefferson from John Vaughan, 23 July 1803 (Jefferson Papers)
The two pamphlets from the Society of Arts &c were intended to be retained by you, as we are in...
2To Thomas Jefferson from John Vaughan, 1 August 1803 (Jefferson Papers)
M Dufief having applied to me to assist him in procuring D Priestlys Harmony for you, I took...
3To Thomas Jefferson from John Vaughan, 30 August 1803 (Jefferson Papers)
Your favor of 14 Augt. I have recieved, & beg leave to repeat what I suggested on a former...