The Truth of the Philosopher's Stone: Magnalia Naturae

The Truth of the Philosopher’s Stone or Magnalia Naturae is a story about a search for the philosopher’s stone. It is about an Austrian friar named Wenceslaus Seilerus, who searches to transmute stone into precious metals. According to Dr. Becher’s account, the friar truly did manage to turn stone into precious metals and this story is the record of Wenceslaus Seilerus’ alchemical achievement.