^ Jump up to: a b Peskin 1978, pp. 601–602.

^ Millard, Candice (2011). Destiny of the Republic. Doubleday. pp. 201–202, 213. ISBN 978-0-385-52626-5.

^ Millard, Candice (2011). Destiny of the Republic. Doubleday. p. 178. ISBN 978-0-385-52626-5.

^ Peskin 1978, p. 603.

^ "The Death Of President Garfield, 1881". www.eyewitnesstohistory.com. Archived from the original on September 30, 2018. Retrieved August 3, 2019.

^ Ackerman 2003, pp. 374–375.

^ Ackerman 2003, pp. 374–376.

^ Caldwell 1965, p. 355.

^ Ridpath, John Clark (1881). The Life and Work of James A. Garfield. p. 638.

^ Rosen, Fred (September 2016). Murdering the President: Alexander Graham Bell and the Race to Save James Garfield. University of Nebraska Press. p. 173. ISBN 978-1-61234-865-0. Archived from the original on January 26, 2021. Retrieved September 17, 2020.

^ Ackerman 2003, pp. 376–377; Rutkow 2006, p. 127.

^ Markel, Howard (September 16, 2016). "The dirty, painful death of President James A. Garfield". PBS. Retrieved July 1, 2022.

^ Peskin 1978, p. 608.

^ Jump up to: a b c d Schaffer 2006.

^ Healy, Donna (February 29, 2008). "Famous assassinations: Who could doctors save today?". Billings Gazette. Archived from the original on February 13, 2021. 