1Thomas Jefferson to Robert Patterson, 18 October 1818 (Jefferson Papers)
Patterson, Robert; letters to [index entry]
2Thomas Jefferson to Robert Patterson, 2 February 1819 (Jefferson Papers)
Patterson, Robert; letters to [index entry]
3Thomas Jefferson to Robert Patterson, 14 March 1819 (Jefferson Papers)
Patterson, Robert; letters to [index entry]
4Thomas Jefferson to Robert Patterson, 4 July 1819 (Jefferson Papers)
Patterson, Robert; letters to [index entry]
5Thomas Jefferson to Robert Patterson, 7 November 1820 (Jefferson Papers)
Patterson, Robert; letters to [index entry]