1To George Washington from Maj. Gen. Horatio Gates, 4 March 1778 [letter not found] (Washington Papers)
Letter not found: from Maj. Gen. Horatio Gates, 4 Mar. 1778. On 9 Mar., GW wrote to Gates : “I have been this day favd with yours of the 27th February and of the 2d 3d and 4th instants.”
2To George Washington from Maj. Gen. Horatio Gates, 18 February 1778 [letter not found] (Washington Papers)
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.”
3To George Washington from Maj. Gen. Horatio Gates, 31 January 1778 [letter not found] (Washington Papers)
Letter not found: from Maj. Gen. Horatio Gates, 31 Jan. 1778. On 10 Feb., GW wrote Gates : “I have been favd with yours of the . . . 31st ulto.”
4To George Washington from Major General Horatio Gates, 20 July 1778 (Washington Papers)
Letter not found : from Maj. Gen. Horatio Gates, 20 July 1778. On 20 July, GW wrote Gates : “I have been favoured with your two Letters of to day, (one inclosing a return) for which I thank you.” Only one letter of 20 July from Gates has been found.
5To George Washington from Maj. Gen. Horatio Gates, 2 March 1778 [letter not found] (Washington Papers)
Letter not found: from Maj. Gen. Horatio Gates, 2 Mar. 1778. On 9 Mar., GW wrote to Gates , “I have been this day favd with yours of the 27th February and of the 2d 3d and 4th instants.”
6To George Washington from Major General Horatio Gates, 21 July 1778 (Washington Papers)
Letter not found : from Maj. Gen. Horatio Gates, 21 July 1778. On 21 July, GW wrote Gates : “I have been favoured with yours of this date.”
7To George Washington from Maj. Gen. Horatio Gates, 24 January 1778 [letter not found] (Washington Papers)
Letter not found: from Maj. Gen. Horatio Gates, 24 Jan. 1778. On 27 Jan., GW wrote Gates : “Your Two Letters of the 24th Instant came to hand.” GW indicated that the first of Gates’s letters of that date referred to the detention of British officers carrying clothing to their prisoners in American hands.
8To George Washington from Maj. Gen. Horatio Gates, 27 October 1779 (Washington Papers)
Letter not found: from Maj. Gen. Horatio Gates, 27 Oct. 1779 . GW wrote Gates on 2 Nov. : “I received your favor of the 27th Ulto.”
9To 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.”
10To 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.”