"Necronomicons: The Scariest Book in the World" - A talk given by Daniel Harms, author of the Encyclopedia Cthulhiana, on the history of the Necronomicon(s) - taking in Abdul Alhazred, John Dee, assorted aquaintences of HP Lovecraft, some rather dodgy sounding occultists from the 70s and a man known only as Simon. Previously.
Sinister Forces: A Grimoire of American Political Witchcraft is the 3 volume culmination of author Peter Levenda's 25 years of research into the strange and bizarre undercurrents of American political, cultural and religious history. In his previous effort, Levinda focused on the occult roots of Nazism in an utterly fascinating and unerving book called Unholy Alliance which is discussed in this interview. A radio interview with Levinda is available here.