1John Vaughan to Thomas Jefferson, 19 August 1809 (Jefferson Papers)
I enclose a letter received at the society & read last evening—with its envellope— The Rouleau...
2John Vaughan to Thomas Jefferson, 20 August 1809 (Jefferson Papers)
The Nivellem t Barometrique of Humboldt has this moment come to hand—Having found two Prospectus...
3Thomas Jefferson to John Vaughan, 31 August 1809 (Jefferson Papers)
Your favors of the 19 th & 20 th instant are both recieved and I thank you for the Prospectus of...
4To James Madison from John Vaughan, 24 September 1810 (Madison Papers)
Mr Thomas Cooper having communicated to me the active part taken by you to assist him, thro’ Mr...
5John Vaughan to Thomas Jefferson, 1 May 1812 (Jefferson Papers)
By Mail I send you from A. Michaux a Volume on the Oaks & one on the Birch &c being a...
6Thomas Jefferson to John Vaughan, 25 May 1812 (Jefferson Papers)
I recieved your favor of the 1 st two days ago only, on my return from a long journey which I...
7John Vaughan to Thomas Jefferson, 8 June 1812 (Jefferson Papers)
By the Stage to Fredericksburg to care of Benson to whom I write by mail I Send a Box containing...
8Thomas Jefferson to John Vaughan, 3 July 1812 (Jefferson Papers)
The Atlas of Le Sage & work of mr Tracy are safely recieved. I observe noted on the package that...
9John Vaughan to Thomas Jefferson, 19 April 1813 (Jefferson Papers)
M r Joseph Allen Smith when in Italy had put into his hands in Italy many Years ago—Astronomical...
10Thomas Jefferson to John Vaughan, 24 April 1813 (Jefferson Papers)
Your favor of the 19 th finds me just setting out on a journey which will occasion an absence of...