1Isaac H. Tiffany to Thomas Jefferson, 8 August 1816 (Jefferson Papers)
Tiffany, Isaac Hall; letters from [index entry]
2Isaac H. Tiffany to Thomas Jefferson, 27 September 1816 (Jefferson Papers)
Tiffany, Isaac Hall; letters from [index entry]
3Isaac H. Tiffany to Thomas Jefferson, [received 12 January 1817] (Jefferson Papers)
Tiffany, Isaac Hall; letters from [index entry]
4Isaac H. Tiffany to Thomas Jefferson, 18 March 1819 (Jefferson Papers)
Tiffany, Isaac Hall; letters from [index entry]