1From James Madison to John Vaughan, ca. 14 May 1805 (Madison Papers)
Letter not found. Ca. 14 May [1805] . Cover sheet (PPAmP) addressed to Philadelphia wine merchant...
2To 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...
3To 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,...
4To 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...
5To 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...
6From Thomas Jefferson to Dr. John Vaughan, 17 July 1801 (Jefferson Papers)
I have duly recieved your favor of the 13th. you very truly state that your suggestion that the...
7To Thomas Jefferson from John Vaughan, 22 October 1801 (Jefferson Papers)
I have been sir too many years acquainted with your Philanthropic Zeal, to concieve an apology...
8From Thomas Jefferson to John Vaughan, 5 November 1801 (Jefferson Papers)
I recieved on the 24th. Ult. your favor of the 22d. but it is not till this day that I am enabled...
9To Thomas Jefferson from John Vaughan, 10 November 1801 (Jefferson Papers)
Your very interesting letter of 5 Nov. I duely receivd & immediately gave into the hands of Dr...
10To 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...
11To Thomas Jefferson from John Vaughan, 20 November 1801 (Jefferson Papers)
My anxiety not to Intrude upon your Time, made me omit in the closing Sentiment of my letter ,...
12From Thomas Jefferson to John Vaughan, 24 November 1801 (Jefferson Papers)
I recieved last night your favor of the 19th. and with it the pamphlet of Naval architecture for...
13To 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...
14To 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...
15To 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...
16Enclosure: List of Learned Societies, 29 December 1801 (Jefferson Papers)
In our Library Transactions orderd for Royal Academy of Sciences Turin . See below Society of...
17From Thomas Jefferson to John Vaughan and Charles Willson Peale, 13 January 1802 (Jefferson Papers)
I have to acknolege the reciept of your favor of the 1st. inst. informing me that the American...
18From Thomas Jefferson to John Vaughan, 14 January 1802 (Jefferson Papers)
In answer to your favor of Dec. 29. it is not in my power to inform you as to the existence or...
19To 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...
20To 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...
21To Thomas Jefferson from John Vaughan, 21 July 1802 (Jefferson Papers)
An uncertainty having arisen, whether the adress of Mr Brown was correct, I have taken the...
22To Thomas Jefferson from John Vaughan, 25 December 1802 (Jefferson Papers)
Under present circumstances I do not concieve myself authorised not to send you an extract of a...
23To 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...
24To 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...
25To 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...
26To 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...
27To 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...
28From Thomas Jefferson to John Vaughan, 28 June 1803 (Jefferson Papers)
I recieved last night your favor of the 25th. covering mr Heineken’s letter & list, & the Rules &...
29To 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...
30To 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...