1Thomas Jefferson to John Minor, 30 August 1814, including Thomas Jefferson to Bernard Moore, [ca. 1773?] (Jefferson Papers)
books; on mathematics [index entry]
2Description of a Wheel Cipher, [before 22 March 1802] (Jefferson Papers)
...both officers of the American Philosophical Society, they conferred about astronomy, and in March 1798, Patterson provided TJ with detailed advice on the moldboard plow design, loaning him a book on mathematics. TJ also had time and inclination during his vice presidency to devote attention to scientific and technical subjects. Moreover, his passing reference to the wheel cipher in the 22...
3Thomas Jefferson’s Account with Joseph Milligan, [8–10 March 1809] (Jefferson Papers)
books; on mathematics [index entry]
4Enclosure: Thomas Jefferson’s Supplemental List of Recommended Books, [ca. 4 October 1809] (Jefferson Papers)
books; on mathematics [index entry]
5Thomas Jefferson to Nicolas G. Dufief, 3 May 1812 (Jefferson Papers)
books; on mathematics [index entry]
6Thomas Jefferson to Nicolas G. Dufief, 27 October 1812 (Jefferson Papers)
books; on mathematics [index entry]
7Nicolas G. Dufief to Thomas Jefferson, 5 November 1812 (Jefferson Papers)
books; on mathematics [index entry]
8Thomas Jefferson to Samuel Pleasants, 7 November 1812 (Jefferson Papers)
books; on mathematics [index entry]
9Samuel Pleasants to Thomas Jefferson, 13 November 1812 (Jefferson Papers)
books; on mathematics [index entry]
10Samuel Pleasants to Thomas Jefferson, 16 December 1812 (Jefferson Papers)
books; on mathematics [index entry]