1William Johnson to Thomas Jefferson, 4 March 1817 (Jefferson Papers)
Johnson, William (1771–1834); Nugæ Georgicæ; An Essay, delivered to the Literary and Philosophical Society of Charleston, South-Carolina, October 14, 1815 [index entry]
2Thomas Jefferson to William Johnson, 10 May 1817 (Jefferson Papers)
Johnson, William (1771–1834); Nugæ Georgicæ; An Essay, delivered to the Literary and Philosophical Society of Charleston, South-Carolina, October 14, 1815 [index entry]