Written in 1500 by Johannes Trithemius, the teacher of Cornelius Agrippa and Paracelsus, the Steganographia is a famous text about the evocation of spirits and the cryptography associated with them. In 1976, Books I and III were partially published in English, but never have all four books been published in English--until now. This hardcover edition from Dr. Stephen Skinner and Daniel Clark contains the remaining parts of Books I and III...