October 1938 issue October 1938 cover art attributed to Emery Clarke better image than previously posted
November 1938 issue ~ cover art by Emery Clarke November 1938 cover art by Emery Clarke better image than previously posted
April 1935 issue ~ cover art by Emery Clarke April 1935 cover art by Emery Clarke better image than previously posted
August 1939 issue ~ cover art by Emery Clarke August 1939 cover art by Emery Clarke better image than previously posted
January 1938 premiere issue ~ cover art by Emery Clarke January 1938 better image than previously posted [image updated 4/22/24] cover art by Emery Clarke repurposed from February 1935 issue of Ten Detective Aces
September 1939 issue ~ cover art by Emery Clarke September 1939 cover art by Emery Clarke better image than previously posted
November 1938 issue ~ cover art by Emery Clarke November 1938 cover art by Emery Clarke better image than previously posted [image updated 4/15/24]
August 1940 issue ~ cover art by Emery Clarke August 1940 cover art by Emery Clarke better image than previously posted