This Letter will be delivered to Your Excellency by Capt. Rochefontaine who is joining the grand Army and will leave this Corps with the few Sapers and Miners we had taken from West Point—I dont apprehend they may be useful to us, and it would have been very inconvenient for them to be seperated from their Corps where they are to receive every kind of supply. with the highest respect—I have the honor to be Your Excellencys Most Obedt Hum. Servt