Head Quarters New Windsor 8th April 1781.
It is General duPortails desire that Colo. Gouvion may return to him. Independant of the occasion which there may be for him here, there is another reason which operates against his going with you, it is, that he would interfere with Colo. Kosciusko who has been considered as the commanding Engineer with the southern Army. I am with very great Regard Dear Marquis Yr &c.
DLC: Papers of George Washington.