"U.S. President Warren G. Harding makes his last speech in Seattle on July 27, 1923". HistoryLink.org. Retrieved June 14, 2015.

^ Jump up to: a b Murray 1969, pp. 449–450.

^ Ziv, Stav (December 9, 2012). "President Harding's mysterious S.F. death". San Francisco Chronicle. San Francisco, California: Hearst Newspapers. Retrieved August 17, 2015.

^ "After 91 Years, President Warren Harding's Sudden Death Recalled". National Constitution Center. August 1, 2014. Archived from the original on February 28, 2017. Retrieved February 28, 2017.

^ Murray 1969, p. 450.

^ Dean, pp. 152–153.

^ Russell, pp. 601–602.

^ Russell, p. 602.

^ Murray 1969, p. 454.

^ "1923: President Warren G. Harding's Funeral". Ohio Magazine. Retrieved December 28, 2021.

^ Russell, pp. 633, 640.

^ Nevins, p. 256.

^ Trani & Wilson, pp. 181–182.

^ Jump up to: a b c Trani & Wilson, p. 182.

^ Trani & Wilson, pp. 179–180.

^ Dean, pp. 139–141.

^ Murray 1973, pp. 125–126.

^ Sinclair, pp. 284–285.

^ Murray 1973, p. 107.

^ Trani & Wilson, pp. 183, 185.

^ Noggle, pp. 254–256.

^ Murray 1969, pp. 463–465.

^ Murray 1969, pp. 465–471.

^ Murray 1969, pp. 471–472.

^ Russell, pp. 497–498.

