Crime Detective Comics v1 #2

An anthology issue featuring at least two crime stories: "Daring Jewel Robbery," in which a man named Gus presents his girlfriend with a diamond necklace, leading to an investigation involving initials "MM" and murders at a place called Riordon's Door; and a second story involving criminals planning a Wisconsin bank robbery while a character named Barnhouse, imprisoned since 1943 for a 99-year sentence, recalls his criminal past including bootlegging operations and airplane smuggling from Canada in 1925.