KEY OF THE MYSTERIES. From the original French by. Aleister Crowley around the time. Of his first publishing Levis text. In the occult periodical. The French Mage Eliphas Levi. Aleister Crowley believed himself to be the reincarnation of Eliphas Levi and and Egyptian Priest called Ankh-f-n-Khonsu. Levis work’The Key of the Mysteries’ was regarded by Crowley as a masterpiece, in fact as the work of an adept so advanced as to credit Levi with the grade of Adeptus Exemptus. Aleister Crowleys translation, being himself an advanced occultist and of a far superior mind than any other mere translator, may be regarded as a masterpiece of a masterpiece.