1John Adams to Thomas Jefferson, 24 August 1815 (Jefferson Papers)
Alembert, Jean Le Rond d’; and religion [index entry]
2John Adams to Thomas Jefferson, 2 March 1816 (Jefferson Papers)
Alembert, Jean Le Rond d’; and religion [index entry]
3John Adams to Thomas Jefferson, 3 May 1816 (Jefferson Papers)
Alembert, Jean Le Rond d’; and religion [index entry]