Nazi Occultism: Documented and Invented
The Ahnenerbe, a real SS research institute founded in 1935, genuinely pursued pseudo-scientific racial theory. The 'Vril Society' said to have secretly guided Hitler has no such basis: it was lifted directly from a Victorian science-fiction novel and presented as fact in a 1960 French bestseller.
The SS Ahnenerbe institute (founded 1935); Edward Bulwer-Lytton's novel The Coming Race (1871), source of 'Vril'
A precise line between the real ideological influences on early Nazism and the entirely fictional occult order later attached to it.