21William C. Rives to Thomas Jefferson, 20 January 1819 (Jefferson Papers)
Destutt de Tracy, Antoine Louis Claude; A Treatise on Political Economy [index entry]
22Thomas Jefferson to John Adams, 19 January 1819 (Jefferson Papers)
Destutt de Tracy, Antoine Louis Claude; A Treatise on Political Economy [index entry]
23Joseph Milligan to Thomas Jefferson, [before 12 January 1819] (Jefferson Papers)
Destutt de Tracy, Antoine Louis Claude; A Treatise on Political Economy [index entry]
24John Wayles Eppes to Thomas Jefferson, 8 January 1819 (Jefferson Papers)
Destutt de Tracy, Antoine Louis Claude; A Treatise on Political Economy [index entry]
25Joseph C. Cabell to Thomas Jefferson, 7 January 1819 (Jefferson Papers)
Destutt de Tracy, Antoine Louis Claude; A Treatise on Political Economy [index entry]
26John Adams to Thomas Jefferson, 30 December 1818 (Jefferson Papers)
Destutt de Tracy, Antoine Louis Claude; A Treatise on Political Economy [index entry]
27Joseph Milligan to Thomas Jefferson, 25 December 1818 (Jefferson Papers)
Destutt de Tracy, Antoine Louis Claude; A Treatise on Political Economy [index entry]
28Robert Walsh to Thomas Jefferson, 24 December 1818 (Jefferson Papers)
Destutt de Tracy, Antoine Louis Claude; A Treatise on Political Economy [index entry]
29Thomas Jefferson to Joseph Milligan, 9 December 1818 (Jefferson Papers)
Destutt de Tracy, Antoine Louis Claude; A Treatise on Political Economy [index entry]
30Thomas Jefferson to Joseph Milligan, 29 November 1818 (Jefferson Papers)
Destutt de Tracy, Antoine Louis Claude; A Treatise on Political Economy [index entry]