Besides many methods in magic which the magician may learn about from this head, he is also given exact information on mental, astral and physical radia- tion. Hagus teaches the magician how to tell from the radiation emitted from a human being the degree of maturity of his mental and astral body. This head of the zone girdling the earth has in his hands special methods for the multifarious practical magical ex- ploitation of these radiations, and he is quite prepared to tell the qualified magician about them.