From George Washington to Jean-Louis Aragon de Sibille, 21 July 1781
Head Quarters Dobb’s Ferry 21st July 1781
sir
I am much obliged by the Favor you have done me in Translating my Letter to Count DeGrasse & for Cypherg some Part there of—it is very necessary to keep its Contents from Discovery Your Goodness I hope will effect this [for] which you will please to accept my sincere Thanks. I am every Yours &ca
G.W.
DLC: Papers of George Washington.