1Thomas Jefferson to John Wayles Eppes, 3 May 1818 (Jefferson Papers)
Euclid; writings of [index entry]
2Thomas Jefferson to Joseph Milligan, 29 November 1818 (Jefferson Papers)
Euclid; writings of [index entry]
3Thomas Jefferson to William Short, 13 April 1820 (Jefferson Papers)
Euclid; writings of [index entry]
4Enclosure: Chiles Terrell’s Discussion of Due East and West Lines, [by 20 May 1815] (Jefferson Papers)
Euclid; writings of [index entry]