Paris, du Muséum d'Histoire Naturelle MS. 2027. 398 pages interleaved + 14 folios. 2 volumes. Paper. 165x125mm. 17th Century. La clef du secret des secrets de phylosophie ou Premier livre de Pierre Vicot ou le serviteur prestre, serviteur de Nicolas de Grosparmy comte de Flers et de Noël Le Vallois gentilhomme compagnon de Grosparmy. [A translation and adaptation of Clavis majoris sapientiae of Artephius. This manuscript is interleaved and enriched with numerous notes in diffrent hand from the text. The last folios are illustrated with many pen drawn figures.]