Craig Kennedy Stories, Volume 1
Craig Kennedy Stories, Volume 4
Craig Kennedy Stories, Volume 5
The Dream Doctor .
The Ear in the Wall
The Gold of the Gods: The Mystery of the Incas Solved by Craig Kennedy--Scientific Detective
The Panama Plot
The Panama Plot: Pan-American Adventures of Craig Kennedy, Scientific Dectective
The Poisoned Pen: Further Adventures of Craig Kennedy .
The treasure-train: Pan-American adventures of Craig Kennedy
The Treasure-Train: Pan-American Adventures of Craig Kennedy