1Thomas Jefferson to Joseph Milligan, 19 March 1817 (Jefferson Papers)
Destutt de Tracy, Antoine Louis Claude; A Treatise on Political Economy [index entry]
2Thomas Jefferson to Joseph Milligan, 23 September 1817 (Jefferson Papers)
Destutt de Tracy, Antoine Louis Claude; A Treatise on Political Economy [index entry]
3Thomas Jefferson to Joseph Milligan, 3 January 1818 (Jefferson Papers)
Destutt de Tracy, Antoine Louis Claude; A Treatise on Political Economy [index entry]
4Thomas Jefferson to Joseph Milligan, 18 February 1818 (Jefferson Papers)
Destutt de Tracy, Antoine Louis Claude; A Treatise on Political Economy [index entry]
5Thomas Jefferson to Joseph Milligan, 13 March 1818 (Jefferson Papers)
Destutt de Tracy, Antoine Louis Claude; A Treatise on Political Economy [index entry]
6Thomas Jefferson to Joseph Milligan, 25 October 1818 (Jefferson Papers)
Destutt de Tracy, Antoine Louis Claude; A Treatise on Political Economy [index entry]
7Thomas Jefferson to Joseph Milligan, [ca. 25 October 1818] (Jefferson Papers)
Destutt de Tracy, Antoine Louis Claude; A Treatise on Political Economy [index entry]
8Thomas Jefferson to Joseph Milligan, 29 November 1818 (Jefferson Papers)
Destutt de Tracy, Antoine Louis Claude; A Treatise on Political Economy [index entry]
9Thomas Jefferson to Joseph Milligan, 9 December 1818 (Jefferson Papers)
Destutt de Tracy, Antoine Louis Claude; A Treatise on Political Economy [index entry]
10Thomas Jefferson to Joseph Milligan, 9 April 1819 (Jefferson Papers)
Destutt de Tracy, Antoine Louis Claude; A Treatise on Political Economy [index entry]