Genres: Comedy, Mystery
Publisher: Centaur
Vol 1: August 1938
This Centaur Volume features Air-Sub DX by Carl Burgos, as well as Skyrocket Steele by Bill Everett.
Most worth a look is Malcom Kildale’s unusual Speed Centaur. Will Eisner did some work on the early issues of this series.
Published from August 1938 to September 1940 with 24 total issues (#1 – #24).