1Peter 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 ult o . The Committee are highly Sensible of the value of your Correspondence & of the important aid you have been pleased to give them Since their institution. They have expressed their S Grateful Sense of it in a report to the Society , which will be presented at their meeting on Friday next,...
2Peter 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 Mineralogist, whom you had the goodness to receive at your House with D r Cooper . Being a Candidate for the professorship of Chemistry & Mineralogy in the new University at Charlotte ville , his father
3Peter 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 Transactions now in the press. You will see by it that your Alumni are not idle, & you will, no doubt, rejoice in the good effects of the encouragement which you have constantly given to our Society , & particularly to this Committee , who Still solicit the continuation of your patronage. RC ( DLC ); at...
4Peter 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 you a Copy of the first Volume of their Transactions, which I understand the Bookseller has already forwarded by Mail. This was rather done irregularly, their order having been anticipated by one of their officers. I have now the honor to request in their name your acceptance of the Book as a...
5Peter 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 Press will be out in the Course of next Week. In the mean while I have the honor of enclosing to you the Printed sheets which contain a Report of the Historical Committee , in which you will find a feeble expression of their gratitude for the patronage with which you have honored them & the favors...
6Peter 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 , the MSS. of Lewis & Clarke . I enclose a Copy of the Letter with which he accompanied them, with some Memoranda by M r Vaughan at foot. This enclosure dispenses me from the necessity of stating further particulars. The Society & its Committees go on with Zeal & Spirit.
7Peter 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 the parts of the History of the line, which were deficient in our MS. I regret that I innocently put you to the trouble of having 16 pages Copied more than was necessary. For the passage which You could not find, & for which you looked according to my letter to the date of the 9 th of March is in...
8Peter 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 request of M r Pickering a cop corrected sheet of his Essay on an uniform Orthography of Indian languages, to be Substituted for the Same Signature in the copy formerly Sent , which is now cancelled. RC (
9Peter 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 the Nottoway & Iroquois idioms. Few words will be found in which the Analogy is not Striking. It may be carried farther, but he believes this will be Sufficient to Shew the affinity which exists between those languages. M r D. regrets that his Stock of Tuscarora words is very Scanty, as these...
10To 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 the few Noblemen of Europe, who extending their views beyond the Circle in which they live, wish to become experimentally acquainted with human Nature under all its diversified aspects. He has already travelled over the greatest part of Europe & Asia, & has I believe even penetrated into Africa. He...