January 31, 2021 Alchemical art from Les Vaissevax D’Hermes, 1700. Source: Manly P. Hall’s collection of alchemical manuscripts, Box 14 Related posts: Diagrams of Alchemical Processes from Das Buch mit Sieben Siegeln Drawings from F. de La Rose-croix, circa 1700 Title page of De Arte divina & sacra