91John Wayles Eppes to Thomas Jefferson, 8 January 1819 (Jefferson Papers)
A Treatise on Political Economy (Destutt de Tracy) [index entry]
92Joseph Milligan to Thomas Jefferson, [before 12 January 1819] (Jefferson Papers)
A Treatise on Political Economy (Destutt de Tracy) [index entry]
93Thomas Jefferson to John Adams, 19 January 1819 (Jefferson Papers)
A Treatise on Political Economy (Destutt de Tracy) [index entry]
94William C. Rives to Thomas Jefferson, 20 January 1819 (Jefferson Papers)
A Treatise on Political Economy (Destutt de Tracy) [index entry]
95Robert Walsh to Thomas Jefferson, 25 January 1819 (Jefferson Papers)
A Treatise on Political Economy (Destutt de Tracy) [index entry]
96John Adams to Thomas Jefferson, 29 January 1819 (Jefferson Papers)
A Treatise on Political Economy (Destutt de Tracy) [index entry]
97Joseph Milligan to Thomas Jefferson, 17 February 1819 (first letter) (Jefferson Papers)
A Treatise on Political Economy (Destutt de Tracy) [index entry]
98John Adams to Thomas Jefferson, 24 February 1819 (Jefferson Papers)
A Treatise on Political Economy (Destutt de Tracy) [index entry]
99John Adams to Thomas Jefferson, 2 March 1819 (Jefferson Papers)
A Treatise on Political Economy (Destutt de Tracy) [index entry]
100Joseph Milligan to Thomas Jefferson, 3 March 1819 (Jefferson Papers)
A Treatise on Political Economy (Destutt de Tracy) [index entry]