1Delaplaine & Hellings to Thomas Jefferson, 24 August 1810 (Jefferson Papers)
Archives of Useful Knowledge (Mease) [index entry]
2Jonathan Williams to Thomas Jefferson, 17 September 1810 (Jefferson Papers)
Archives of Useful Knowledge (Mease) [index entry]
3Samuel Brown to Thomas Jefferson, 1 October 1812 (Jefferson Papers)
Archives of Useful Knowledge (Mease) [index entry]