[SPINOZA, BARUCH]. [Tractatus Theologico-Politicus, French]. [First title:] La clef du Santuaire par un savant homme de ntre sicle. Leiden: Pierre Warnaer, 1678 (--[second title:] Reflexions curieuses d'un esprit des interress sur les matieres les plus importantes au salut, tant public que particulier. Cologne: Claude Emanuel, 1678; [third title:] Traitt des ceremonies superstitieuses des Juifs tant Anciens que Modernes. Amsterdam: Jacob Smith, 1678). First Edition in French, translated by G. de Saint-Glain, COMPLETE WITH ALL THREE TITLE-PAGES. Barbier I, 615; J. Kingma/A.K. Offenberg, Bibliography of Spinoza's works up to 1800, Amsterdam University Library, 1985, pp. 16-17 on the bibliographical problems of the French translation of the Tractatus -- FENELON, F.S. DE LA MOTHE, P. LAMI and COMTE DE BOULLAINVILLIERS. Refutation des erreurs de Benoit de Spinosa...avec la vie de Spinosa crite par M. Jean Colerus. Brussels, 1731. Together 2 vols., 12mo, uniformly bound in mid-eighteenth century French green morocco gilt, smooth spines, gilt decorated with flower and other small tools and red morocco gilt lettering lables, g.e., in the style of Fournier, very slight wear to binding corners. Each of the three title pages was meant to conceal this first French translation of the Tractatus. (2)