“George Washington to Chastellux, 27 November 1788,” Founders Online, National Archives, https://founders.archives.gov/documents/Washington/05-01-02-0102. [Original source: The Papers of George Washington, Presidential Series, vol. 1, 24 September 1788 – 31 March 1789, ed. Dorothy Twohig. Charlottesville: University Press of Virginia, 1987, pp. 131–132.]
Joseph F. Stoltz III, "François-Jean de Chastellux," The Digital Encyclopedia of George Washington, George Washington's Mount Vernon, https://www.mountvernon.org/library/digitalhistory/digital-encyclopedia… , accessed 20 August 2025.