March 1952 Pocket paperback reissue, first printing
cover painting by Carl Bobertz
better image than previously posted
1952 Pocket edition – cover art by Carl Bobertz
Category: mystery
September 1939 issue ~ cover art by Rudolph Belarski
September 1939
cover art by Rudolph Belarski
April 1942 issue ~ cover art by H.J. Ward
August 1937 issue ~ cover art by Norman Saunders
April 1941 issue ~ cover art by Allen Anderson
April 1935 issue
1940 Dell mapback – cover art by Gerald Gregg
1940 Morrow hardcover
10th whodunnit with Sir Henry Merrivale
cover art by Gerald Gregg
