Chicago: Popular Publications, Inc., 1938. Octavo, single issue, cover by John Howitt, pictorial wrappers. Pulp magazine. "THE CITY OF LOST MEN" by Grant Stockbridge (pseudonym). [Reference: Cook, Mystery, Detective and Espionage Magazines, pp. 521-527. Tymm and Ashley, Science Fiction, Fantasy, and Weird Fiction Magazines, pp. 602-604].