Introduced by Gareth Knight. A 2012 reprint recounting this fascinating era in British occultism, reproducing real letters sent by Dion Fortune to the fellow practitioners in order to utilise "cultural spirits and egregores," such as Arthurian myths, Merlin, and St. George, to form a protective psychic barrier that would be intuitive to the British subconscious and thereby protect the country from Nazi attack.
