Some consider this to be the best book on magic available. The system of magic found here originated in Egypt from a magician who was known as Abramelin the Mage. It became the main source in the work of Aleister Crowley, who based many of his magical concepts and rituals on it. This book contains a complete system of ceremonial magic, covering areas considered to be both black and white. It is an advanced test that requires focus and concentration. If Patience is used, one can be successful in its practice.