French author (1657–1757) who Voltaire described as ‘the most universal mind produced by the era of Louis XIV.’ Manuscript vellum DS, in French, signed “le Bouvier de Fontenelle,” one page, 7.5 x 5.5, March 10, 1700. Untranslated document in French in which Fontenelle recognizes a debit of 125 livres. In very good condition, with a central horizontal fold, moderate scattered toning, a central cancellation hole, some show-through from a docketing signature affecting the beginning of Fontenelle’s, as well as a couple portions of the countersignature crossing into it. RRAuction COA.