cover art by Stockton Mulford?
better image than previously posted
Category: Hardboiled
August 1937 issue ~ cover art by H.L. Parkhurst
Spring 1939 issue
1946 Universal picture
December 1944 Canadian issue
December 1946 British issue
March 1953 issue ~ cover art by Barye Phillips
1959 Ace Double reissue
1959 Ace Double reissue, US first appearance which makes it a US paperback original
SMB Noir 