1Francis C. Gray’s Account of a Visit to Monticello, [4–7 February 1815] (Jefferson Papers)
Gray, Francis Calley; visits Monticello [index entry]
2Thomas Jefferson to John Vaughan, 8 February 1815 (Jefferson Papers)
Gray, Francis Calley; visits Monticello [index entry]
3Thomas Jefferson to Francis C. Gray, 4 March 1815 (Jefferson Papers)
Gray, Francis Calley; visits Monticello [index entry]
4John Adams to Thomas Jefferson, with postscript by Abigail Adams, 20 June 1815 (Jefferson Papers)
Gray, Francis Calley; visits Monticello [index entry]