14 sources Comedy Comics (vol. 1) #10 (June 1942): "Introducing Archie the Gruesome"Daring Mystery Comics Feature Comics Hit Comics #9 (Mar. 1941): "The President's Vacation" Marvel Mystery Comics #71 (Apr. 1946): "Formula for Murder" Pep Comics #1 (Jan. 1940): "Mystery of the Mayfair Monster" Prize Comics (vol. 1) #34 (Sep. 1943): "Professor Watts's Secret Gun" Silver Streak #6 (Sep. 1940): "The Flying Dragon" Startling Comics | 2 characters
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