The Mirror of Alchemy

Roger Bacon, also known by the scholastic accolade Doctor Mirabilis, was a medieval English philosopher and Franciscan friar who placed considerable emphasis on the study of nature through empiricism. He was however, with certainty, also a great initiate, an occultist and a practitioner of the Alchemical Art and several sources indicate him as a member of various secret societies.
Born in Ilchester in Somerset, England, in the early 13th century, Bacon studied and became a Master at Oxford. ...