^ Curtis 1883, p. 22.

^ Baker 2004, p. 18.

^ Baker 2004, pp. 17–18.

^ Klein 1962, p. 27.

^ Montgomery, Thomas Lynch (1907). Pennsylvania Archives: Sixth Series. Vol. VII. Harrisburg, PA: Harrisburg Publishing Company. p. 906.

^ O'Brien, Marco. "Military trivia facts". Military.com. Military Advantage, a division of Monster Worldwide. Retrieved February 23, 2016. Only one President (James Buchanan) served as an enlisted person in the military and did not go on to become an officer.

^ Moody, Wesley (2016). The Battle of Fort Sumter: The First Shots of the American Civil War. New York, NY: Routledge. p. 23. ISBN 978-1-3176-6718-6 – via Google Books.

^ Klein, Philip Shriver; Hoogenboom, Ari (1980). A History of Pennsylvania. Pennsylvania: Penn State University Press. pp. 135–136. ISBN 978-0-271-01934-5.

^ Baker 2004, pp. 23–30.

^ Baker 2004, pp. 30–31.

^ Jump up to: a b Baker 2004, p. 30.

^ "Letter from James Buchanan to Reuel William" (U.S. Senator Buchanan discusses David Porter and the 1838 gubernatorial election in Pennsylvania). Carlisle, Pennsylvania: Dickinson College, Archives & Special Collections, retrieved online December 30, 2022.

^ "Governor David Rittenhouse Porter" (biography). Harrisburg, Pennsylvania: Pennsylvania Historical and Museum Commission, retrieved online December 30, 2022.

