1Thomas Jefferson to Nicolas G. Dufief, 29 September 1810 (Jefferson Papers)
A New Universal and Pronouncing Dictionary of the French and English Languages (N. G. Dufief) [...
2Thomas Jefferson to Nicolas G. Dufief, 4 August 1811 (Jefferson Papers)
A New Universal and Pronouncing Dictionary of the French and English Languages (N. G. Dufief) [...
3Thomas Jefferson to Samuel R. Demaree, 12 January 1813 (Jefferson Papers)
A New Universal and Pronouncing Dictionary of the French and English Languages (N. G. Dufief) [...
4Thomas Jefferson to Nicolas G. Dufief, 24 June 1813 (Jefferson Papers)
A New Universal and Pronouncing Dictionary of the French and English Languages (N. G. Dufief) [...
5Thomas Jefferson to Nicolas G. Dufief, 22 August 1813 (Jefferson Papers)
A New Universal and Pronouncing Dictionary of the French and English Languages (N. G. Dufief) [...
6Enclosure: Account with Nicolas G. Dufief, [6 April 1814] (Jefferson Papers)
A New Universal and Pronouncing Dictionary of the French and English Languages (N. G. Dufief) [...
7Thomas Jefferson to Nicolas G. Dufief, 16 August 1814 (Jefferson Papers)
A New Universal and Pronouncing Dictionary of the French and English Languages (N. G. Dufief) [...
8Thomas Jefferson to Joseph Milligan, 1 June 1815 (Jefferson Papers)
A New Universal and Pronouncing Dictionary of the French and English Languages (N. G. Dufief) [...
9Thomas Jefferson: Book List, [after 6 October 1815] (Jefferson Papers)
A New Universal and Pronouncing Dictionary of the French and English Languages (N. G. Dufief) [...
10Thomas Jefferson to Nicolas G. Dufief, 17 May 1816 (Jefferson Papers)
A New Universal and Pronouncing Dictionary of the French and English Languages (N. G. Dufief) [...