books by author
Robert Arthur

The Secret of Terror Castle (The Three Investigators)
The Mystery of The Invisible Dog (Alfred Hitchcock and the Three Investigators, Mystery 23)
The Mystery of the Flaming Footprints (Alfred Hitchcock Books)

Alfred Hitchcock's Ghostly Gallery

Mystery of the Stuttering Parrot

Myst Silver Spider Ah08 3i

Mys of Talking Skull

The Vanishing Treasure

Secret of Terror Castle
