The Sleeping Sphinx Author:John Dickson Carr Seance at Caswall Moat. It started as an innocent game. Each guest wore the death mask of a famous murderer. The host wore the green mask of the executioner. The doors were locked. A bowl of burning alcohol wavered with a bluish flame. Faces moved and dodged in the dark. Suddenly a cold chill swept over the room. A woman screamed. In a sealed va... more »ult nearby, ancient coffins moved, and murder and nightmare evil walked abroad.« less