1American Philosophical Society’s Circular on the Hessian Fly, 17 April 1792 (Jefferson Papers)
At a meeting of the Committee appointed by the American Philosophical Society for the purpose of...
2To Thomas Jefferson from Caspar Wistar, 19 October 1800 (Jefferson Papers)
The unceasing calls of my profession have accasioned me to postpone my answer to your esteemed...
3To Thomas Jefferson from Caspar Wistar, 8 December 1800 (Jefferson Papers)
I am not certain that you will have leisure to attend to the subject which follows, but the...
4To Thomas Jefferson from Caspar Wistar, 18 February 1801 (Jefferson Papers)
I should have replied sooner to your favour of Feby. 3d. but I did not wish to intrude upon you...
5To Thomas Jefferson from Caspar Wistar, [before 9 April 1801] (Jefferson Papers)
Permit me to offer you my most sincere & affectionate congratulations on the recent election,...
6To James Madison from Caspar Wistar, Jr., 15 October 1801 (Madison Papers)
Letter not found. 15 October 1801. Calendared as a three-page letter in the lists probably made...
7To Thomas Jefferson from Caspar Wistar, 1 January 1802 (Jefferson Papers)
The fear of intruding upon you at a time when you had not leisure, & the belief that you seldom...
8To Thomas Jefferson from Caspar Wistar, 10 April 1802 (Jefferson Papers)
I have delayed my reply to your favour of March 22d. in order to inform myself more fully...
9To Thomas Jefferson from Caspar Wistar, 8 June 1802 (Jefferson Papers)
I feel a considerable degree of embarrassment on the present occasion, but trust to your good...
10To Thomas Jefferson from Caspar Wistar, 15 October 1802 (Jefferson Papers)
I beg leave to recommend to you the Bearer, Mr. P. Kuhn Junr., a very amiable & worthy young...
11To Thomas Jefferson from Caspar Wistar, 17 July 1803 (Jefferson Papers)
I received the two french works which accompany this—viz A Plan of Public Education, & a Treatise...
12To Thomas Jefferson from Caspar Wistar, 18 July 1803 (Jefferson Papers)
I beg leave to trouble you with the inclosed for Captain Lewis , they do not include many points,...
13To Thomas Jefferson from Caspar Wistar, 6 October 1803 (Jefferson Papers)
Since my last , which inclosed a letter to Major Lewis, I have been informed that Monsieur...
14To Thomas Jefferson from Caspar Wistar, 12 November 1803 (Jefferson Papers)
I beg leave to inform you that Mr Hulings of New Orleans formerly lived in this City & appeared...
15To Thomas Jefferson from Caspar Wistar, 16 November 1803 (Jefferson Papers)
It has happened to me more than once, to feel great pain & regret while I was writing to you, on...
16To Thomas Jefferson from Caspar Wistar, 27 December 1803 (Jefferson Papers)
I sincerely regret the trouble I am obliged to give you, but the inclosed were directed by the...
17To Thomas Jefferson from Caspar Wistar, 17 January 1804 (Jefferson Papers)
I beg leave to present to you Mr Thos. Benger a native of Newfoundland who has resided many years...
18To Thomas Jefferson from Caspar Wistar, 22 March 1804 (Jefferson Papers)
I have the pleasure of informing you that I have received from Mr Livingston at Paris, the...
19To Thomas Jefferson from Caspar Wistar, 29 May 1804 (Jefferson Papers)
I beg leave to present to you two very respectable travellers who are now on their way to the...
20To Thomas Jefferson from Caspar Wistar, 4 June 1804 (Jefferson Papers)
I have the pleasure of inclosing Capt. Hand’s Receipt for the box Containing La Cepede’s work...
21To Thomas Jefferson from Caspar Wistar, 15 January 1805 (Jefferson Papers)
Permit me to make known to you my Brother, Thos. Wistar , who is one of a very worthy and...
22To Thomas Jefferson from Caspar Wistar, 20 May 1805 (Jefferson Papers)
I presented your letter respecting the Roman Coin to the Society, & was requested to assure you...
23To Thomas Jefferson from Caspar Wistar, 20 January 1806 (Jefferson Papers)
I beg leave to inform you that the College of Physicians of Philada. have sent by the mail which...
24To Thomas Jefferson from Caspar Wistar, 26 July 1806 (Jefferson Papers)
I sincerely regret my omission respecting the head of the Mammoth, not only an account of the...
25To Thomas Jefferson from Caspar Wistar, 5 December 1806 (Jefferson Papers)
I beg leave to inclose a letter addressed to Dr Goforth, & to request that you would be pleased...
26To Thomas Jefferson from Caspar Wistar, 19 February 1807 (Jefferson Papers)
I fear that I am doing wrong by writing to you upon a subject with which I am not acquainted, but...
27To Thomas Jefferson from Caspar Wistar, 2 March 1807 (Jefferson Papers)
Please to accept my Sincere thanks for your kind communication of Feby. 25 last. I assure you...
28To James Madison from Caspar Wistar, 10 February 1808 (Madison Papers)
It is with great regret that I trespass upon your valuable time, but I cannot well avoid it in...
29To Thomas Jefferson from Caspar Wistar, 12 March 1808 (Jefferson Papers)
I assure you that I did not wait for a second invitation from you—The pleasure of Complying with...
30To Thomas Jefferson from Caspar Wistar, 18 April 1808 (Jefferson Papers)
If Congress should adjourn about the 25 Int. I am afraid that I shall not enjoy the pleasure of...