1John Adams to Thomas Jefferson, 2 March 1816 (Jefferson Papers)
Alembert, Jean Le Rond d’; J. Adams on [index entry]
2John Adams to Thomas Jefferson, 3 May 1816 (Jefferson Papers)
Alembert, Jean Le Rond d’; J. Adams on [index entry]
3John Adams to Thomas Jefferson, 21 December 1819 (Jefferson Papers)
Alembert, Jean Le Rond d’; J. Adams on [index entry]