To George Washington from Maj. Gen. Horatio Gates, 18 February 1778 [letter not found]
Letter not found: from Maj. Gen. Horatio Gates, 18 Feb. 1778. On 23 Feb., GW wrote Gates: “I am honoured with your two favours of the 14th and 18th instant.”
“To George Washington from Maj. Gen. Horatio Gates, 18 February 1778 [letter not found],” Founders Online, National Archives, https://founders.archives.gov/documents/Washington/03-13-02-0491. [Original source: The Papers of George Washington, Revolutionary War Series, vol. 13, 26 December 1777 – 28 February 1778, ed. Edward G. Lengel. Charlottesville: University of Virginia Press, 2003, p. 579.]