New book, A Look Behind the Derleth Mythos: Origins of the Cthulhu Mythos. Apparently the retail version was shipped over Xmas 2012/13. It’s a 390-page book by John D. Haefele, who gives: a defence of Derleth; a survey of Derleth’s Lovecraft collaborations and Derleth’s own Mythos work; and a rebuttal of The Rise and Fall of the Cthulhu Mythos.