1Thomas Jefferson to Fernagus De Gelone, 13 May [1817] (Jefferson Papers)
2Fernagus De Gelone to Thomas Jefferson, 31 May 1817 (Jefferson Papers)
3Thomas Jefferson to Fernagus De Gelone, 19 June 1817 (Jefferson Papers)
4Thomas Jefferson to Fernagus De Gelone, 21 July 1817 (Jefferson Papers)
5Fernagus De Gelone to Thomas Jefferson, 5 August 1817 (Jefferson Papers)
6Thomas Jefferson to Fernagus De Gelone, [20] August 1817 (Jefferson Papers)
7Thomas Jefferson to Joseph Milligan, 31 October 1817 (Jefferson Papers)
8Enclosure: Thomas Jefferson’s Account with Joseph Milligan, [ca. 6 February 1818] (Jefferson Papers)