Edited and introduced by Dr. Israel Regardie, the three texts included are Gematria, Sepher Sephiroth, and 777. Gematria provides essential explanations of theoretical and practical Qabalistic number analysis and philosophy. An Essay in Number, also included, provides invaluable insights into key numbers as well as techniques and safeguards for practical magical work. 777 contains an overview of the symbolism of the major world religions, as well as the system of correspondence of the Hermetic Order of the Golden Dawn. 336 pgs.