1Pierre Samuel Du Pont de Nemours to Thomas Jefferson, 25 January 1812 (Jefferson Papers)
2Pierre Samuel Du Pont de Nemours to Thomas Jefferson, 14 April 1812 (Jefferson Papers)
3Pierre Samuel Du Pont de Nemours to Thomas Jefferson, 17 May 1812 (Jefferson Papers)
4David Bailie Warden to Thomas Jefferson, 1 November 1812 (Jefferson Papers)
5Pierre Samuel Du Pont de Nemours to Thomas Jefferson, 10 February 1813 (Jefferson Papers)
6Pierre Samuel Du Pont de Nemours to Thomas Jefferson, 8 September 1813 (Jefferson Papers)
7Thomas Jefferson to Isaac Doolittle, 18 September 1813 (Jefferson Papers)
8Thomas Jefferson to Destutt de Tracy, 28 November 1813 (Jefferson Papers)
9Thomas Jefferson to Pierre Samuel Du Pont de Nemours, 29 November-14 December 1813 (Jefferson Papers)
10Destutt de Tracy to Thomas Jefferson, [14] July 1814 (Jefferson Papers)
11George Ticknor’s Account of a Visit to Monticello, [4–7 February 1815] (Jefferson Papers)
12Enclosure: Destutt de Tracy to Pierre Samuel Du Pont de Nemours, 30 January 1816 (Jefferson Papers)
13Thomas Jefferson to Pierre Samuel Du Pont de Nemours, 3 August 1816 (Jefferson Papers)
14Pierre Samuel Du Pont de Nemours to Thomas Jefferson, 18 August 1816 (Jefferson Papers)