Worlds of Cthulhu
Robert M. Price
World War Cthulhu: A Collection of Lovecraftian War Stories
Brian M. Sammons & Glynn Owen Barrass & John Shirley & Robert M. Price & Cody Goodfellow
Atomic-Age Cthulhu: Tales of Mythos Terror in the 1950s
Robert M. Price & Pete Rawlik & Cody Goodfellow & Tom Lynch & William Meikle & Christine Morgan & Scott T. Goudsward
Acolytes of Cthulhu
Robert M. Price & Neil Gaiman & S.T. Joshi & Edmond Hamilton