1John Adams to Thomas Jefferson, 4 November 1816 (Jefferson Papers)
Great Britain; J. Adams on [index entry]
2John Adams to Thomas Jefferson, 16 December 1816 (Jefferson Papers)
Great Britain; J. Adams on [index entry]
3John Adams to Thomas Jefferson, 10 October 1817 (Jefferson Papers)
Great Britain; J. Adams on [index entry]
4John Adams to Thomas Jefferson, 3 February 1821 (Jefferson Papers)
Great Britain; J. Adams on [index entry]