BASILIUS VALENTINUS, attributed to. Les Douze Clefs de Philosophie. Part 1 (of 3); lacks the Azoth and Traité de l'Oeuf des Philosophes. Full-page engraved illustration; half-page woodcut diagram. 167 [i. e., 176] pages. 8vo, 154x101 mm, 19th-century vellum boards with worn leather lettering piece, covers slightly warped; dark stains on title and next leaf, scattered stains and soiling elsewhere, repaired clean tear in G2. Paris: Ieremie et Christophle Perier, 1624
first edition in french of one of a number of alchemical works spuriously attributed to a late medieval German Benedictine monk. Caillet 800; DSB XIII, 559; Partington II, 191.
