Can Wonder Woman overcome Professor Menace’s mechanical duplicate of her, or will the last Amazon standing be “The Robot Wonder Woman”? Plus, another tale of Wonder Woman as the Amazon teenager Wonder Girl in “Battle of the Mermen!”

Written By:
Henry Boltinoff, Bob Kanigher, Jack Schiff, Julius Schwartz
Pencils:
Henry Boltinoff, Ross Andru, Morris Waldinger, Win Mortimer
Inks:
Henry Boltinoff, Mike Esposito, Tommy Nicolosi, Win Mortimer
Cover By:
Ross Andru, Mike Esposito