Category: Hardboiled
April 1938 issue ~ cover art by H.J. Ward
January 1941 issue ~ cover art by Rafael DeSoto
January 1951 issue
1967 McFadden reissue – cover art by Jerry Podwil
1948 McKay release in the US, this the later McFadden softcover
released in Australia as Invincible, as by Edward Ronns
cover art by Jerry Podwil
SMB Noir 
