From Unknown to George Washington, 19 February 1781 [letter not found]
Letter not found: from unknown, 19 Feb. 1781. GW wrote this unknown person on 10 March: “Your letter of the 19th Ulto … came safe to hand” (NN: Washington Collection).
“From Unknown to George Washington, 19 February 1781 [letter not found],” Founders Online, National Archives, https://founders.archives.gov/documents/Washington/03-30-02-0470. [Original source: The Papers of George Washington, Revolutionary War Series, vol. 30, 1 January–6 March 1781, ed. Benjamin L. Huggins. Charlottesville: University of Virginia Press, 2022, p. 531.]