Cthulhu Between the Sheets: Fact and Fiction. Here’s why S.T. Joshi’s edited Cthulhu anthology; Achtung! Cthulhu: Dark Tales from the Secret War; and The Dark Waters Trilogy by Graham McNeill deserve a place on your bookshelf.
H.P. Lovecraft’s Cthulhu mythos owes its gaming popularity to a free IP that can be added to any genre or time period: past, present, or future.