1935 Morrow hardcover, this the later 1941 Pocket paperback
3rd with Sir Henry Merrivale, master of the ‘impossible crime’ solution
1941 Pocket paperback
Category: pulp
December 1950 issue ~ cover art by Norman Saunders
cover art by Norman Saunders
better image than previously posted
Hank Searls, “Auld Land Crime”
Richard F. Glendinning, “Sitting Duck Running Wild”
Frederick C. Davis, “Tune in on Murder” (Keyhole Kerry), reprinted from 1936
Mel Cotton, “Her Perfect Frame” (Shamus Buster)
Morris Cooper, “The Grave Killer”
Corretta Slavsky, “Checkmated!”
Robert Turner, “Slay, Maestro, Slay!”
1961 Bantam paperback
August 1955 issue ~ cover art by Norman Saunders
1964 Pyramid paperback original
1964 Pyramid paperback original
cover art attributed to Robert Maguire, other thoughts are Rudy Nappi
2nd with series character John Keith, agent of A.P.E.
December 1940 issue ~ cover art by Rafael DeSoto
December 1940 issue
cover art by Rafael DeSoto
better image than previously posted
Carroll John Daly, “The Strange Case of Iva Grey” (Connelly)
Cleve F. Adams, “Murder While You Wait” (Conner O’Melveny)
John Lawrence, “Nothing for Christmas” (Marquis of Broadway)
Merle Costiner, “You’re in My Way (The Dean)
Fletcher D. Slater, “Red Light” (Eddie West)
SMB Noir 
