1To 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...
2To Thomas Jefferson from John Vaughan, 9 December 1801 (Jefferson Papers)
I have to apologize for the manner in which I sent down the last Small Pox matter for Dr Gantt I...
3To Thomas Jefferson from John Vaughan, 8 May 1802 (Jefferson Papers)
Your favor enclosing D. Griffith on Longitude was recieved, & the acknowledgement for it is now...
4To Thomas Jefferson from John Vaughan, 6 August 1805 (Jefferson Papers)
Having for the Philosophical Society, Subscribed for the Musœum of Natural History, published at...
5To Thomas Jefferson from John Vaughan, 21 January 1806 (Jefferson Papers)
I have recieved your favor of 14 Inst. with 30 D. enclosed In conformity to your wishes I have...
6To Thomas Jefferson from John Vaughan, 29 December 1801 (Jefferson Papers)
By Mr Brun , a friend of Kosiusco’s, & who is strongly recommended to me, I have the pleasure of...
7To Thomas Jefferson from John Vaughan, 19 November 1801 (Jefferson Papers)
I have the pleasure to inform you that D Coxe has himself taken the Vaccine Infection, & during...
8To Thomas Jefferson from John Vaughan, 29 August 1807 (Jefferson Papers)
The enclosed singular production of M Lippi Neopolitan, was forwarded to the Society by the Revd....
9To Thomas Jefferson from John Vaughan, 30 October 1807 (Jefferson Papers)
Trifling information may be of use until more authenic information comes to hand—I therefore take...
10To Thomas Jefferson from John Vaughan, 1 July 1808 (Jefferson Papers)
Four Double & one Single Keg White lead ground in oil were shipped to Mess Gibson & Jefferson of...
11To Thomas Jefferson from John Vaughan, 10 December 1807 (Jefferson Papers)
Pardon an inadvertance, the inclosed for M Warden not being at hand when I enclosed the letter...
12To Thomas Jefferson from Dr. John Vaughan, 24 June 1801 (Jefferson Papers)
In obedience to your request, I embrace the earliest opportunity of recommending a candidate for...
13To Thomas Jefferson from John Vaughan, 31 December 1802 (Jefferson Papers)
I have just recieved the inclosed from M Dunbar, which I think it proper to forward to you...
14To Thomas Jefferson from John Vaughan, 8 July 1806 (Jefferson Papers)
Your favor of 24 June is recieved as also the Bones It is to be regretted that the least valuable...
15To Thomas Jefferson from John Vaughan, 14 October 1805 (Jefferson Papers)
I have the pleasure of enclosing a Copy of a letter I have recieved from Baron Humboldt, which...
16To Thomas Jefferson from John Vaughan, 20 December 1806 (Jefferson Papers)
The important object of an universal Standard of Weight & Measure has long occupied your...
17To 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...
18To Thomas Jefferson from John Vaughan, 21 December 1801 (Jefferson Papers)
I have the pleasure of sending you a Philadelphia Edition of Aikin , with an appendix, containing...
19To Thomas Jefferson from John Vaughan, 19 May 1801 (Jefferson Papers)
The enclosed I have just recieved, & am requested to forward in the same manner as a former one,...
20To Thomas Jefferson from Dr. John Vaughan, 13 July 1801 (Jefferson Papers)
Being informed that Mr. Rodney, who is now at your City, has made an unfavourable report...
21To 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...
22To Thomas Jefferson from John Vaughan, 20 March 1807 (Jefferson Papers)
By the Benjn Franklin Capt Weeks, Mr Carey the Missionary, has sent a Sungskrit Grammar, directed...
23To Thomas Jefferson from John Vaughan, 27 June 1808 (Jefferson Papers)
Being unexpectedly obliged to leave town for a day I write this away from my Compting house 50₶...
24To Thomas Jefferson from John Vaughan, 28 March 1801 (Jefferson Papers)
The enclosed was just recieved by me under cover, should any reply be necessary & be forwarded...
25To 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...
26To Thomas Jefferson from John Vaughan, 16 July 1808 (Jefferson Papers)
By letters recieved from the Revd Mr Warden & Mr Lasteyrie they mention having Sent some Bookes...
27To Thomas Jefferson from John Vaughan, 8 June 1802 (Jefferson Papers)
A desire to be useful, induces me to make the present Communication, consisting of hints...
28To 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...
29To 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...
30To 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...