New York: Street & Smith Publishers, Inc., 1938. Octavo, single issue pictorial wrappers. Pulp magazine. Stories by Maxwell Grant (Norgil), Lester Dent (Gadget Man), Theodore Tinsley (Carrie Cashin), Frank Gruber, Norvell W. Page, Wyatt Blassingame, Arthur J. Burks and Ned O'Doherty. [Reference: Cook, Mystery, Detective and Espionage Magazines, pp. 115-118].