The Problem of the Wire Cage, first published in 1939, is a detective story by John Dickson Carr featuring his series detective Gideon Fell. This novel is a mystery of the type known as a locked room mystery.
Death Turns the Tables, first published in 1941, is a detective story by John Dickson Carr which features Carr's series detective Gideon Fell. This novel is a mystery of the type known as a whodunnit.
The Demoniacs, first published in 1962, is a detective story/historical novel by John Dickson Carr set in the London of 1757. This novel is a mystery of the type known as a whodunnit as well as being a historical novel.
Castle Skull, first published in 1931, is a detective story by John Dickson Carr which features Carr's series detective Henri Bencolin. This novel is a mystery of the type known as a whodunnit.