1Peter S. Du Ponceau to Thomas Jefferson, 14 November 1815 (Jefferson Papers)
It is a duty no less pleasing than honorable to me, to address you on behalf of the Historical &...
2Thomas Jefferson to Peter S. Du Ponceau, 22 January 1816 (Jefferson Papers)
I have been 4. of the last 5. months absent from home, which must apologise for this very tardy...
3Peter S. Du Ponceau to Thomas Jefferson, 8 February 1816 (Jefferson Papers)
The letter which you did me the honor to write to me on the 22 d ult o was duly laid before the...
4Thomas Jefferson to Peter S. Du Ponceau, 26 January 1817 (Jefferson Papers)
I promised you in my letter of Jan. 22. 16. to make enquiry on the subject of the MS. journal of...
5Peter S. Du Ponceau to Thomas Jefferson, 17 February 1817 (Jefferson Papers)
I have received the letter which you have done me the honor to write to me on the 26 th ult o ....
6Thomas Jefferson to Peter S. Du Ponceau, 6 November 1817 (Jefferson Papers)
The long delay of the MS. of Col o Byrd which you were so kind as to send me , needs apology. on...
7Thomas Jefferson to Peter S. Du Ponceau, 7 November 1817 (Jefferson Papers)
A part of the information of which the expedition of Lewis and Clarke was the object has been...
8Thomas Jefferson to Peter S. Du Ponceau, 7 November 1817 (Jefferson Papers)
Th: Jefferson presents his compliments to M r Duponceau , & his thanks for his pamphlet on...
9Peter S. Du Ponceau to Thomas Jefferson, 5 December 1817 (Jefferson Papers)
The two letters which you have done me the honor to write to me, dated the 6 th & 7 th ultimo ,...
10Peter S. Du Ponceau to Thomas Jefferson, 11 December 1817 (Jefferson Papers)
In the last letter which I had the honor of writing to you, I omitted to return you thanks in the...
11Thomas Jefferson to Peter S. Du Ponceau, 30 December 1817 (Jefferson Papers)
An absence of 6. weeks has occasioned your letters of the 5 th & 11 th inst to lie thus long...
12Peter S. Du Ponceau to Thomas Jefferson, 5 January 1818 (Jefferson Papers)
I do myself at present the honor merely to acknowledge the receipt of your Letter of the 30 th...
13Peter S. Du Ponceau to Thomas Jefferson, 6 January 1818 (Jefferson Papers)
I have now the honor to answer your Letter of the 30 th ult o . The Committee , I have no doubt,...
14Thomas Jefferson to Peter S. Du Ponceau, 17 January 1818 (Jefferson Papers)
Your favors of the 5 th & 6 th are recieved, and I am sorry it is not in my power to interest any...
15Peter S. Du Ponceau to Thomas Jefferson, 22 January 1818 (Jefferson Papers)
The Historical Committee met last night, when your Letter of the 30 th ult o & my answers of the...
16Peter S. Du Ponceau to Thomas Jefferson, 24 January 1818 (Jefferson Papers)
I have received the Letter you have done me the honor to write to me on the 17 th inst. There is...
17Peter S. Du Ponceau to Thomas Jefferson, 14 February 1818 (Jefferson Papers)
I have the satisfaction to inform You that the Volume of the Society ’s Transactions now in the...
18Thomas Jefferson to Peter S. Du Ponceau, 19 February 1818 (Jefferson Papers)
your favor of Jan. 24. was duly recieved, and I now inclose you the supplements for the three...
19Peter S. Du Ponceau to Thomas Jefferson, 24 February 1818 (Jefferson Papers)
I have received the Letter you have done me the honor to write to me on the 19 th inst, including...
20Peter S. Du Ponceau to Thomas Jefferson, 14 April 1818 (Jefferson Papers)
I have the Satisfaction to inform you that the Historical Committee has received from M r Biddle...
21Peter S. Du Ponceau to Thomas Jefferson, 9 June 1818 (Jefferson Papers)
I have the honor of enclosing to you the Prospectus of the first Volume of our Historical...
22Peter S. Du Ponceau to Thomas Jefferson, 1 March 1819 (Jefferson Papers)
I am ordered by the Historical Committee to inform you that they have caused to be transmitted to...
23Thomas Jefferson to Peter S. Du Ponceau, 14 March [1819] (Jefferson Papers)
I thank you, dear Sir, for the valuable volume of your historical transactions which you have...
24Thomas Jefferson to Peter S. Du Ponceau, 7 July 1820 (Jefferson Papers)
I have lately had an opportunity of procuring a copy of a Vocabulary of the Nottoway tribe of...
25Peter S. Du Ponceau to Thomas Jefferson, 12 July 1820 (Jefferson Papers)
I have received the letter you have done me the honor to write to me dated the 7 th inst....
26Peter S. Du Ponceau to Thomas Jefferson, 13 July 1820 (Jefferson Papers)
M r Du Ponceau has the honor of enclosing to M r Jefferson , a Short Comparative Vocabulary of...
27Peter S. Du Ponceau to Thomas Jefferson, 18 July 1820 (Jefferson Papers)
I hope I shall not be considered intrusive in communicating to you the Substance of the answer I...
28Peter S. Du Ponceau to Thomas Jefferson, 12 September 1820 (Jefferson Papers)
The Vocabulary of the Nottoway language which you have had the goodness to send to me , has only...
29Peter S. Du Ponceau to Thomas Jefferson, 9 October 1820 (Jefferson Papers)
I take the liberty of introducing to you in the person of M r L. C. Vanuxem , the bearer hereof,...
30Peter S. Du Ponceau to Thomas Jefferson, 14 December 1820 (Jefferson Papers)
M r Du Ponceau presents his respects to M r Jefferson , & has the honor of Sending to him at the...
31Thomas Jefferson to Peter S. Du Ponceau, 28 December 1820 (Jefferson Papers)
This letter is strictly confidential. some time ago a mr John Sanderson , of Philada , addressed...
32Peter S. Du Ponceau to Thomas Jefferson, 3 January 1821 (Jefferson Papers)
I have received the Letter you have done me the honor to write to me , dated the 28 th ult o...
33Peter S. Du Ponceau to Thomas Jefferson, 23 March 1821 (Jefferson Papers)
I had the honor some time ago of introducing to you M r L. C. Vanuxem , a young American...
34Thomas Jefferson to Peter S. Du Ponceau, 31 March 1821 (Jefferson Papers)
Your favor of the 23 d is recieved. the acquaintance I had the pleasure of forming with mr...
35Peter S. Du Ponceau to Thomas Jefferson, 19 April 1821 (Jefferson Papers)
Your polite & ready answer to the letter I had the honor of writing to you on the Subject of M r...
36To Thomas Jefferson from Peter Stephen Duponceau, 19 May 1825 (Jefferson Papers)
Count Charles Vidûn, of Turin, who will have the honor of delivering you this Letter is one of...
37To Thomas Jefferson from Peter Stephen Duponceau, 5 November 1825 (Jefferson Papers)
By order of the Board of Directors of the Society for the Commemoration of the landing of William...
38From Thomas Jefferson to Peter Stephen Duponceau, 16 November 1825 (Jefferson Papers)
Th: Jefferson returns his thanks to the Board of Directors of the society for the Commemoration...