Retrieved December 13, 2021.

^ Jump up to: a b c Freehling, William (October 4, 2016). "William Henry Harrison: Death of the President". Charlottesville, Virginia: Miller Center of Public Affairs, University of Virginia. Retrieved March 9, 2019.

^ Collins 2012, p. 123.

^ "William Henry Harrison: Key Events". Charlottesville, Virginia: Miller Center of Public Affairs, University of Virginia. October 7, 2016. Retrieved March 9, 2019.

^ "Anna T. S. Harrison". The White House. Retrieved December 13, 2021.

^ Cleaves 1939, p. 152.

^ McHugh, Jane; Mackowiak, Philip A. (March 31, 2014). "What Really Killed William Henry Harrison?". The New York Times. Retrieved August 27, 2014.

^ McHugh, Jane; Mackowiak, Philip A. (June 23, 2014). "Death in the White House: President William Henry Harrison's Atypical Pneumonia". Clinical Infectious Diseases. Oxford Univ. Press. 59 (7): 990–995. doi:10.1093/cid/ciu470. PMID 24962997.

^ "William Henry Harrison Funeral: April 7, 1841". Washington, D.C.: White House Historical Association. Retrieved March 9, 2019.

^ "Twelve Years a Slave: Narrative of Solomon Northup". Library, UNC-Chapel Hill. 1997. Retrieved November 10, 2021.

^ "William Henry Harrison Memorial". Columbus Ohio: Ohio History Connection. Retrieved March 9, 2019.

