Credits

• Pencils: Curt Swan
• Inks: Murphy Anderson
• Letters: Gaspar Saladino

Storyline

Professor Farlow Nurd's world-duplicator machine causes a wacky version of the Earth to replace Superman's Earth.

Credits

• Script: Cary Bates
• Pencils: Curt Swan
• Inks: George Roussos
• Letters: John Costanza

Storyline

Sun Boy loses his powers and has to find a way to recharge them.

Credits

• Script: Jerry Siegel
• Pencils: John Forte
• Inks: John Forte
• Letters: Jeff Osgood