January 1935
better image than previously posted
Category: espionage fiction
March 1939 issue ~ cover art by Norman Saunders
June 1935 issue ~ cover art by Rafael DeSoto
October 1943 issue ~ cover art by Rudolph Belarski
October 1943 [cover updated 6/2126]
cover art by Rudolph Belarski
better image than previously posted
cover art repurposed for Popular Library No.163, 1948
better image than previously posted
[post updated 7/12/24]
May 1944 issue ~ cover art by Ralph Crosby Smith
May 1935 issue ~ cover art by Rafael DeSoto
June 1938 issue ~ cover art by Rudolph Belarski
October 1942 issue ~ cover art by Rudolph Belarski
February 11, 1933 issue ~ cover art by Paul Stahr
1964 United Artists
1964 United Artists lobby card, 11×14″
SMB Noir 