1Thomas Jefferson to Pierre Samuel Du Pont de Nemours, André Thoüin, and Bartelémy de Faujas-Saint Fond, 16 May 1809 (Jefferson Papers)
education; P. S. Du Pont de Nemours on [index entry]
2James Madison to Thomas Jefferson, 6 October 1809 (Jefferson Papers)
education; P. S. Du Pont de Nemours on [index entry]
3Pierre Samuel Du Pont de Nemours to Thomas Jefferson, 5 September 1811 (Jefferson Papers)
education; P. S. Du Pont de Nemours on [index entry]
4Thomas Jefferson to William Short, 28 January 1814 (Jefferson Papers)
education; P. S. Du Pont de Nemours on [index entry]
5William Short to Thomas Jefferson, 3 March 1814 (Jefferson Papers)
education; P. S. Du Pont de Nemours on [index entry]
6Thomas Jefferson to William Short, 25 March 1815 (Jefferson Papers)
education; P. S. Du Pont de Nemours on [index entry]
7Thomas Jefferson to William Short, 18 April 1815 (Jefferson Papers)
education; P. S. Du Pont de Nemours on [index entry]
8Pierre Samuel Du Pont de Nemours to Thomas Jefferson, 12 May 1816 (Jefferson Papers)
education; P. S. Du Pont de Nemours on [index entry]
9Pierre Samuel Du Pont de Nemours to Thomas Jefferson, 18 August 1816 (Jefferson Papers)
education; P. S. Du Pont de Nemours on [index entry]