Fred C. Brannon

Martians come to Earth to build an H-bomb strong enough to blast Earth out of orbit so that Mars can be moved into its place in closer proximity ...

A criminal mastermind known as the Crimson Ghost is out to steal a device called the Cyclotrode, which can short-circuit every electrical current ...

Commando Cody, 'Sky Marshal of the Universe', works with American scientists Joan Gilbert and Ted Richards in the development of a flying suit ...