“William Greene to George Washington, 8 March 1781 [letter not found],” Founders Online, National Archives, https://founders.archives.gov/documents/Washington/03-31-02-0011. [Original source: The Papers of George Washington, Revolutionary War Series, vol. 31, 7 March–5 May 1781, ed. William M. Ferraro. Charlottesville: University of Virginia Press, 2023, p. 19.]