1Nicolas G. Dufief to Thomas Jefferson, 10 July 1813 (Jefferson Papers)
religion; works on [index entry]
2Nicolas G. Dufief to Thomas Jefferson, 6 September 1813 (Jefferson Papers)
religion; works on [index entry]
3Enclosure: Account with Nicolas G. Dufief, [6 April 1814] (Jefferson Papers)
religion; works on [index entry]
4Nicolas G. Dufief to Thomas Jefferson, 1 September 1814 (Jefferson Papers)
religion; works on [index entry]
5Nicolas G. Dufief to Thomas Jefferson, 9 September 1814 (Jefferson Papers)
religion; works on [index entry]