The book is based on a manuscript written in the 16th century, but was allegedly published in the 19th. It is often regarded as an altered and appended version of the Grand Grimoire, since both publications contain many overlapping topics.
It is one of the most well known books meant for the dissemination of magic. It focuses on the communication with spirits and how to act as a medium.
- Grand Grimoire (also known as The Red Dragon) on Wikipedia.