1Enclosure: Edy Turner’s Vocabulary of the Nottoway Language, 4 March 1820 (Jefferson Papers)
Mattaponi Indians [index entry]
2Thomas Jefferson to Peter S. Du Ponceau, 7 July 1820 (Jefferson Papers)
Mattaponi Indians [index entry]
3Peter S. Du Ponceau to Thomas Jefferson, 12 September 1820 (Jefferson Papers)
Mattaponi Indians [index entry]