RO Winstedt - Shaman Saiva and Sufi
Aleister Crowley - Liber 671 vel Pyramidos
Hermes Trismegistus - Book I Hermes Trismegistus
Alfta Odinnsen - Alfta Dictionary of Northern Lore
Paul Sedir - Histoire et Doctrine des Rose Croix (1932,in French)
Aleister Crowley - Book 4 Part III Magick in Theory and Practice