Forrest McDonald. Novus Ordo Seclorum. University Press of Kansas, 1985, pp. 11–12, 37.
40
Abraham Lincoln. “Lecture on Discoveries and Inventions,” Jacksonville, Illinois, February 1859, cited in Michael Novak, The Fire of Invention. Lanham, MD: Rowman & Littlefield, 1997, pp. 53, 58–59.
