Adventures of Superman #558 [Direct Sales]-Very Fine (7.5 – 9)

After a unique baseball game between the members of the Superman Family, Jimmy is apparently turned into an alien who turns objects into gold; Luthor captures the alien to take advantage of his transmuting abilities; Supes heads up a rescue, and the alien turns out to be a real E.T. wearing Jimmy's clothes. Story is done completely in a Silver Age style.