1From James Madison to Peter Stephen DuPonceau, 8 December 1810 (Madison Papers)
I recd. in due time your favor of the 15th. instant ⟨and⟩ with it a Copy of your translation of...
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...
3Thomas 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...