A scientist uses an earthquake machine to threaten the city, and only Superman can stop his extortio…
When police interfere with a reckless scientist's experiment, it creates a deadly meteor shower only…
When things go wrong at the circus, it's up to Superman to stop the escaped animals.…
Superman has to thwart wartime saboteurs tampering with things at the Metropolis Munitions Plant...w…
Superman's reputation is tarnished when a crook begins committing crimes in a Superman costume.…
After The Daily Planet receives a letter from a mad scientist threatening to wreak destruction with …