To George Washington from Robert Howe, 21 Oct. 1779 [letter not found]
Letters not found: from Robert Howe, 21 Oct. 1779. On 22 Oct., GW wrote Howe: “I have been duly favored with your two letters—both of the 21st” (DLC:GW).
“To George Washington from Robert Howe, 21 Oct. 1779 [letter not found],” Founders Online, National Archives, https://founders.archives.gov/documents/Washington/03-22-02-1160. [Original source: The Papers of George Washington, Revolutionary War Series, vol. 22, 1 August–21 October 1779, ed. Benjamin L. Huggins. Charlottesville: University of Virginia Press, 2013, p. 775.]