Copy, FrPNA, Ministère des Affaires Étrangères Correspondence Politique États-Unis, Vol. 1 Suppl. Mss. 19, fols. 84–85. Addressed at foot after signature but before postscript: “his Excy. General de Estaing." Docketed at head: “De M. Le General Sullivan à M/Le Cte. d'Estaing, dattée headquarters/Providence Augt. 1st. 1778."