Brief details of his career are available in the introduction to the 1997 reprint of An Encyclopaedia of Occultism (on-line textArxivləşdirilib 2016-03-03 at the Wayback Machine).
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Brief details of his career are available in the introduction to the 1997 reprint of An Encyclopaedia of Occultism (on-line textArxivləşdirilib 2016-03-03 at the Wayback Machine).