11Robert Walsh to Thomas Jefferson, 24 December 1818 (Jefferson Papers)
A Treatise on Political Economy (Destutt de Tracy) [index entry]
12Joseph Milligan to Thomas Jefferson, 25 December 1818 (Jefferson Papers)
A Treatise on Political Economy (Destutt de Tracy) [index entry]
13John Adams to Thomas Jefferson, 30 December 1818 (Jefferson Papers)
A Treatise on Political Economy (Destutt de Tracy) [index entry]
14Joseph C. Cabell to Thomas Jefferson, 7 January 1819 (Jefferson Papers)
A Treatise on Political Economy (Destutt de Tracy) [index entry]
15John Wayles Eppes to Thomas Jefferson, 8 January 1819 (Jefferson Papers)
A Treatise on Political Economy (Destutt de Tracy) [index entry]
16Joseph Milligan to Thomas Jefferson, [before 12 January 1819] (Jefferson Papers)
A Treatise on Political Economy (Destutt de Tracy) [index entry]
17William C. Rives to Thomas Jefferson, 20 January 1819 (Jefferson Papers)
A Treatise on Political Economy (Destutt de Tracy) [index entry]
18Robert Walsh to Thomas Jefferson, 25 January 1819 (Jefferson Papers)
A Treatise on Political Economy (Destutt de Tracy) [index entry]
19John Adams to Thomas Jefferson, 29 January 1819 (Jefferson Papers)
A Treatise on Political Economy (Destutt de Tracy) [index entry]
20Joseph Milligan to Thomas Jefferson, 17 February 1819 (first letter) (Jefferson Papers)
A Treatise on Political Economy (Destutt de Tracy) [index entry]