Chicago: Popular Publications, Inc., 1935. Small octavo, cover by Frederick Blakesee, pictorial wrappers. Pulp magazine. "The Troposhere F-S" by Robert Sidney Bowen. The Dusty Ayres series was set in the near future. The world, with the exception of the United States, has been conquered by an Asiatic dictator. [Reference: Tymm and Ashley, Science Fiction, Fantasy, and Weird Fiction Magazines, pp. 194-196].