51Thomas Jefferson to Joseph Milligan, 9 December 1818 (Jefferson Papers)
Destutt de Tracy, Antoine Louis Claude; A Treatise on Political Economy [index entry]
52Thomas Jefferson to John Adams, 19 January 1819 (Jefferson Papers)
Destutt de Tracy, Antoine Louis Claude; A Treatise on Political Economy [index entry]
53Thomas Jefferson to Lafayette, 8 March 1819 (Jefferson Papers)
Destutt de Tracy, Antoine Louis Claude; A Treatise on Political Economy [index entry]
54Thomas Jefferson to John Adams, 21 March 1819 (Jefferson Papers)
Destutt de Tracy, Antoine Louis Claude; A Treatise on Political Economy [index entry]
55Thomas Jefferson to Joseph Milligan, 9 April 1819 (Jefferson Papers)
Destutt de Tracy, Antoine Louis Claude; A Treatise on Political Economy [index entry]
56Thomas Jefferson to Joseph Milligan, 13 April 1819 (Jefferson Papers)
Destutt de Tracy, Antoine Louis Claude; A Treatise on Political Economy [index entry]
57Thomas Jefferson to John Adams, 15 May 1819 (Jefferson Papers)
Destutt de Tracy, Antoine Louis Claude; A Treatise on Political Economy [index entry]
58Thomas Jefferson to William E. Richmond, 25 December 1819 (Jefferson Papers)
Destutt de Tracy, Antoine Louis Claude; A Treatise on Political Economy [index entry]
59Thomas Jefferson to Destutt de Tracy, 26 December 1820 (Jefferson Papers)
Destutt de Tracy, Antoine Louis Claude; A Treatise on Political Economy [index entry]