11To George Washington from John Augustine Washington, 8 June 1755 [letter not found] (Washington Papers)
Letter not found: from John Augustine Washington, 8 June 1755. On 14 June GW wrote to his brother Jack: “I receivd Your’s of the 8th Instant.”
12To George Washington from John Augustine Washington, 4 July 1774 [letter not found] (Washington Papers)
Letter not found: from John Augustine Washington, 4 July 1774. GW wrote Washington on 11 July of having received “your Letter of the 4th.”
13To George Washington from John Augustine Washington, 16 March 1775 [letter not found] (Washington Papers)
Letter not found: from John Augustine Washington, 16 Mar. 1775. On 25 Mar. GW wrote John Augustine Washington: “Mr Smith deliverd me your Letter of the 16th.”