What Mad Universe x 9

September 1948 issue ~ debut of the story

cover art by Earle Bergey

1949 Dutton hardcover – first book appearance

1950 Bantam reissue – cover art by Herman Bischoff

better image than previously posted

1951 Boardman hardcover from Britain – cover art by Dennis McLoughlin

1954 Bantam reissue – cover art by Charles Binger

better image than previously posted

1954 Boardman paperback reissue – cover art by Pagram

1978 Bantam reissue – cover art by Paul Lehr

1978 Pennyfarthing Press hardcover, limited edition reissue

cover art by Grant Canfield

1981 Doubleday reissue

1952 Bloodhound reissue ~ cover art by Dennis McLoughlin

1951 Lippencott hardcover

1952 UK Bloodhound paperback reissue

cover art by Dennis McLoughlin

4th with Peter Chambers, private eye (Kane disliked the term ‘private dick’ , preferring ‘private richard’)