Superman meets Professor Dunn who visited Krypton and meet Jor-El before Krypton exploded. Using the Professor's "Matter-Radio" plans two crooks are on a crime spree..
Robert Bernstein, Henry Boltinoff, Mort Weisinger, Jerry Siegel
Curt Swan, Jim Mooney, Al Plastino, Henry Boltinoff
Superheroes, Humor
Superman
DC Entertainment
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