William Wynn Westcott - Numbers Their Occult Power and Mystic Virtues
William Wynn Westcott - An Introduction To The Study Of The Kabalah
Joseph John William - VooDoos And Obeahs Phases of West India Witchcraft
Fabre d'Olivet - Les Montagnards des Alpes II (1837,in French)
Jason Colavito - Inside the Necronomicon
Franz Hartmann - Secret Symbols of the Rosicrucians