Hd Qr 27th Novr 1780.
The Chevalier Du Plessis, who will have the honor of delivering you this, if not known to Yr Excellency personally is at least known to you by reputation—After having distinguished himself as an American officer he is now returned in the French army to give new proofs of his zeal and attachment to our cause. Titles like these, I am persuaded will sufficiently recommend him to your Excellency. I have the honor to be With perfect respect Yr Excellys Most Obedt & hum. servant
DLC: Papers of George Washington.