The Secret of Terror Castleby Robert Arthur
The Mystery of the Moaning Caveby William Arden
The Mystery of the Talking Skullby Robert Arthur
Mystery of the Talking Skullby Robert Arthur
The Secret of the Crooked Catby William Arden
The Mystery of the Coughing Dragonby Nick West
The Mystery of the Flaming Footprintsby M.V. Carey
The Mystery of the Nervous Lionby Nick West
The Mystery of the Shrinking Houseby William Arden
The Mystery of the Stuttering Parrotby Robert Arthur
The Mystery of Monster Mountainby M.V. Carey
The Secret of the Haunted Mirrorby M.V. Carey
The Mystery of the Dead Mans Riddleby William Arden
The Mystery of the Invisible Dogby M.V. Carey
The Mystery of the Dancing Devilby William Arden
The Mystery of the Headless Horseby William Arden
The Mystery of the Headless Horseman
by Kathryn Kenny
by Julie Campbell
The Mystery of the Dancing Devil
by William Arden
The Mystery of the Dead Mans Riddle
The Mystery of the Shrinking House
The Mystery of the Laughing Shadow
The Mystery of the Moaning Cave
The Mystery of the Deadly Double
