21To Thomas Jefferson from John Vaughan, 15 March 1803 (Jefferson Papers)
The enclosed Accot. of a Method of preserving ship Bread from Weavils, I have extracted from...
22To Thomas Jefferson from John Vaughan, 28 April 1803 (Jefferson Papers)
Vaccination is becoming every day more current amongst us in order to assist in removing...
23To Thomas Jefferson from John Vaughan, 9 June 1803 (Jefferson Papers)
I enclose a letter recieved by a young friend of mine from the hands of the writer, to whom he...
24To Thomas Jefferson from John Vaughan, 25 June 1803 (Jefferson Papers)
I enclose you a letter from the Dutch Commercial Resident Heinekin—The Commn. alluded to is a...
25To 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...
26To 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...
27To 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...
28To Thomas Jefferson from John Vaughan, 21 November 1803 (Jefferson Papers)
Capt Merewether Lewis having been chosen a Member of our Society , I take the liberty of...
29To Thomas Jefferson from John Vaughan, 20 December 1803 (Jefferson Papers)
By desire of Dr Priestley I have sent per Post for your acceptance, the New Edition of his...
30To Thomas Jefferson from John Vaughan, 8 May 1804 (Jefferson Papers)
The Certificates of Election for the members admited into the American Philosophical Society, to...