1Thomas Jefferson to William C. Rives, 18 September 1811 (Jefferson Papers)
English language; TJ on study of [index entry] French language; TJ on study of [index entry]
2Thomas Jefferson to Samuel R. Demaree, 12 January 1813 (Jefferson Papers)
French language; TJ on study of [index entry]
3Thomas Jefferson to John Waldo, 16 August 1813 (Jefferson Papers)
English language; TJ on study of [index entry]
4Thomas Jefferson to Jason Chamberlain, 16 March 1814 (Jefferson Papers)
language; TJ on study of [index entry]
5Thomas Jefferson to Jason Chamberlain, 1 July 1814 (Jefferson Papers)
language; TJ on study of [index entry]
6Thomas Jefferson to John Wayles Eppes, 16 July 1814 (Jefferson Papers)
French language; TJ on study of [index entry]
7Thomas Jefferson to Peter Carr, 7 September 1814 (Jefferson Papers)
language; TJ on study of [index entry]
8Thomas Jefferson to Francis Eppes, 9 September 1814 (Jefferson Papers)
French language; TJ on study of [index entry]
9Thomas Jefferson to Thomas Cooper, 7 October 1814 (Jefferson Papers)
language; TJ on study of [index entry]
10Thomas Jefferson to Peter H. Wendover (Draft), 13 March 1815 (Jefferson Papers)
language; TJ on study of [index entry]