19 August 1783
By His Excellency George Washington Esqr. General & Commander in Chief of the Forces of the United States.
Whereas Monsr Rochefontaine hath served as Capt. in the Corps of Engineers from the Month of April 1778 until the Month of Novr 1781 when he was promoted to the rank of Major in the Service of the United States: and whereas he hath been principally with the Army under my immediate Orders, thro’ the various stages of the War until the happy conclusion of it, having merited my approbation, & having received honorable testimoniale from the head of the Departmt in which he acted. I do therefore hereby Certify & make known that the said Majr Rochefontaine hath given many proofs of his intelligence, zeal & abilities, particularly in the successful Siege of York in Virginia, and that he hath on all occasions supported the reputation of a Gentleman & a valuable Officer. Given under my hand & Seal at Head Qrs Newburgh This 19th of Augt 1783.
DLC: Papers of George Washington.