11To George Washington from Maj. Gen. Horatio Gates, 17 March 1778 [letter not found] (Washington Papers)
Letter not found: from Maj. Gen. Horatio Gates, 17 Mar. 1778. On 25 Mar., GW wrote Gates : “I was yesterday favd with yours of the 17th by Major Campbell.”
12To George Washington from Horatio Gates, 5 Sept. 1779 [letter not found] (Washington Papers)
Letter not found : from Horatio Gates, 5 Sept. 1779. On 14 Sept., GW wrote Gates: “I have been favd with yours of the 5th.”
13To George Washington from Maj. Gen. Horatio Gates, 31 July 1777 [letter not found] (Washington Papers)
Letter not found: from Maj. Gen. Horatio Gates, 31 July 1777. GW’s letter to Gates of 31 July says: “Your letter of this morning is just come to hand.”
14To George Washington from Maj. Gen. Horatio Gates, 11 March 1778 [letter not found] (Washington Papers)
Letter not found: from Maj. Gen. Horatio Gates, 11 Mar. 1778. On 20 Mar., GW wrote to Gates , “I am honored with yours of the 7th 11th & 14th instants.”
15To George Washington from Major General Horatio Gates, 3 August 1778 (Washington Papers)
Letter not found : from Maj.Gen.Horatio Gates, c.3 Aug. 1778. On 3 Aug., GW wrote the Board of War : “On receiving your letter I wrote to General Gates [2 Aug.], copies of mine to him and of his answer to me are inclosed”; the answer has not been found.
16To George Washington from Maj. Gen. Horatio Gates, 23 January 1778 [letter not found] (Washington Papers)
Letter not found: from Maj. Gen. Horatio Gates, 23 Jan. 1778. On 10 Feb., GW wrote Gates : “I received a letter from you of the 23d January on the subject of Cloathing said to be collected in this State for the use of the Pennsylva Troops, and delivered out to the Army in general .” The only extant letter from Gates to GW of this date concerns Maj. Gen. Thomas Conway, not clothing.
17To George Washington from Major General Horatio Gates, 10 October 1778 (Washington Papers)
Letter not found: from Maj. Gen. Horatio Gates, 10 Oct. 1778. GW wrote Gates on 11 Oct. : “Your favour of yesterday was handed me in the afternoon.”
18To George Washington from Maj. Gen. Horatio Gates, 27 January 1778 [letter not found] (Washington Papers)
Letter not found: from Maj. Gen. Horatio Gates, 27 Jan. 1778. On 10 Feb., GW wrote to Gates : “I have been favd with yours of the 27th . . . ulto.”
19To George Washington from Horatio Gates, 11 Aug. 1779 [letter not found] (Washington Papers)
Letter not found : from Horatio Gates, 11 Aug. 1779. On 17 Aug., GW wrote Gates: “I have recd your favr of the 11th instant.”
20To George Washington from Maj. Gen. Horatio Gates, 27 February 1778 [letter not found] (Washington Papers)
Letter not found: from Maj. Gen. Horatio Gates, 27 Feb. 1778. On 9 Mar., GW wrote Gates : “I have been this day favd with yours of the 27th February.”