“The Amazing Professor Memory!”
Superman takes the place of Professor Memory when the mob is after him for accidentally learning the serial numbers on some stolen bills.
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Superman #97 (1939) is issue #97 of DC's Superman (1939–1986), with a cover date of May 1955. Written by Otto Binder, Henry Boltinoff, Jerry Coleman and others and drawn by Henry Boltinoff, Wayne Boring, Harry Lampert and others.
Credits, characters and story details from the Grand Comics Database, CC BY-SA 4.0.