This Book may be one of the oldest in the World, written hundreds of years before the time of Moses. The surviving copy that has come down to us is in Arabic, and this is the first translation into English. The author of this mysterious book is Hermes Mercurius Trismegistus, the Thrice Great Hermes, that mysterious figure of prehistoric Egypt, the first philosopher, scientist and genius, and Grandfather of the Western Mystic and Alchemical Tradition.