Encyclopedias of the Supernatural

Pyramid Books "The Satanists" (edited by Peter Haining) is more than just a great collection of satanic fact and fictional short stories from the likes of Crowley, Lovecraft, Wheatly, Bloch, Derleth, etc., for sandwiched between pages 128 and 129 is a truly great fold-out advertisment from The Universe Book Club offering all the black magical demon worship you could possibly ever handle-- and for only ten cents too! So, how much would you pay for the strange secrets and evil dark powers of centuries past?