1Thomas Jefferson to John Adams, 14 October 1816 (Jefferson Papers)
Dupuis, Charles François; Origine de Tous les Cultes: ou, Religion Universelle [index entry]
2John Adams to Thomas Jefferson, 12 December 1816 (Jefferson Papers)
Dupuis, Charles François; Origine de Tous les Cultes: ou, Religion Universelle [index entry]
3John Adams to Thomas Jefferson, 4 November 1816 (Jefferson Papers)
Dupuis, Charles François; Origine de Tous les Cultes: ou, Religion Universelle [index entry]
4Abigail Adams to Thomas Jefferson, 15 December 1816 (Jefferson Papers)
Dupuis, Charles François; Origine de Tous les Cultes: ou, Religion Universelle [index entry]
5Destutt de Tracy to Thomas Jefferson, 24 December 1816 (Jefferson Papers)
Dupuis, Charles François; Origine de Tous les Cultes: ou, Religion Universelle [index entry]
6John Adams to Thomas Jefferson, 16 December 1816 (Jefferson Papers)
Dupuis, Charles François; Origine de Tous les Cultes: ou, Religion Universelle [index entry]
7John Adams to Thomas Jefferson, 30 September 1816 (Jefferson Papers)
Dupuis, Charles François; Origine de Tous les Cultes: ou, Religion Universelle [index entry]