1Thomas Jefferson to Joseph Marx, 25 December 1817 (Jefferson Papers)
Marx, Joseph; letters to [index entry]
2Thomas Jefferson to Joseph Marx, 24 August 1819 (Jefferson Papers)
Marx, Joseph; letters to [index entry]
3Thomas Jefferson to Joseph Marx, with Jefferson’s Note, 20 September 1819 (Jefferson Papers)
Marx, Joseph; letters to [index entry]
4Thomas Jefferson to Joseph Marx, 8 July 1820 (Jefferson Papers)
Marx, Joseph; letters to [index entry]