Description:A Treatise Concerning the Treasure and Most Precious Stone of the Philosophers. Or the Method and procedure of this Divine Art; With Observations Drawn from the Works of Arnoldus, Raymondus, Rhasis, Albertus, and Michael Scotus, First Published by Janus Lacinius, the Calabrian, with a Copious Index. Epigrams of Pierius Roseus and Hippolytus Fantolius Delphicus; The Greeting of Janus Lacinius, the Calabrian Minorite Friar; Nuncupatory Discourse; Form and Method of Perfecting Base Metals, by Janus Lacinius; The New Pearl of Great Price; The Epistle of Bonus; Extracts made by Lacinius from the Works of Arnoldus De Villa Nova; Epitome of the Work of Raymondus Lullius; Extracts from the Light of Lights by Rhasis; Extracts from Albertus Magnus, S. Thomas, and other Sages; Curious Investigation Concerning the Nature of the Sun and Moon, from Michael Scotus.