1Thomas Jefferson to Louis H. Girardin, 18 March 1814 (Jefferson Papers)
Lalande, Joseph Jérôme Le Français de; Histoire des Mathématiques [index entry]
2Enclosure: Invoice of Books for Thomas Jefferson Purchased from de Bure Frères, 30 May 1816 (Jefferson Papers)
Lalande, Joseph Jérôme Le Français de; Histoire des Mathématiques [index entry]
3Thomas Jefferson to Isaac McPherson, 13 August 1813 (Jefferson Papers)
Lalande, Joseph Jérôme Le Français de; Histoire des Mathématiques [index entry]
4Thomas Jefferson to John Minor, 30 August 1814, including Thomas Jefferson to Bernard Moore, [ca. 1773?] (Jefferson Papers)
Lalande, Joseph Jérôme Le Français de; Histoire des Mathématiques [index entry]
5Thomas Jefferson to Robert Walsh, 9 January 1818 (Jefferson Papers)
Lalande, Joseph Jérôme Le Français de; Histoire des Mathématiques [index entry]