Centaur February, 1937
Trailer Triggers; The Ghost Riders; Valley of Living Death; Empty Six-Guns; Fnags of Fate (text); Wanted Men; Silver Saddle; The Joker; Stolen Gold; Lariat Law; The Valley of Fear; Killer McGee Robs a Bank
Irving Frisch, Norman A. Daniels, Frank Gruber, W.C. Miller
Irving Frisch, Creig Flessel