The Million Dollar Mystery

The Iron Claw

The Broken Coin

Arsène Lupin versus Sherlock Holmes

The Girl Detective

The Hurricane Express

The House of Hate

The Adventures of Daredevil Jack

The Fatal Warning

The Trail of the Octopus

The Chinatown Mystery

Dick Tracy's G-Men

The Mysterious Mr. M

The Master Mystery

Blake of Scotland Yard

The Mystery of the Double Cross

The Vanishing Legion

The Phantom of the West

Chick Carter, Detective

The Mystery Squadron