Action Comics (1938-) #342

“THE SUPER-HUMAN BOMB!” Interplanetary criminal Grax travels to Earth, where he uses a force field to trap Superman on Earth while he threatens to destroy the planet with a bomb!

Written By:
Otto Binder, Jim Shooter
Pencils:
Jim Mooney, Wayne Boring
Inks:
Jim Mooney, Wayne Boring
Cover By:
Curt Swan, George Klein