1John Adams to Thomas Jefferson, 19 April 1817 (Jefferson Papers)
Adams, John; relationship with T. Pickering [index entry]
2Thomas Jefferson to John Adams, 5 May 1817 (Jefferson Papers)
Adams, John; relationship with T. Pickering [index entry]
3James W. Wallace to Thomas Jefferson, 10 February 1822 (Jefferson Papers)
Adams, John; relationship with T. Pickering [index entry]