11Peter 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...
12Peter 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....
13Peter 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...
14Peter 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...
15Peter 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...
16Peter 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,...
17Peter 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...
18Peter 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...
19Peter 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...
20Peter 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...