Action Comics (1938) 403-A

"Attack of the Micro-Murder"

When a dying criminal curses Superman, it intrigues him enough to investigate & what he finds shocks him, as he finds that the individual who made the threat was not a man, but a millennium old celestial entity bent on evil named Zohtt.

Note: Supergirl does not appear in this story.

"The Man With The X-Ray Mind"

When Clark returns to his old college campus he runs across the Janitor, Mister Lundgren. Through a series of events, he learns that Lundgren can divine future events thru liquids.

"The Impossible Legend" A Vigilante story reprinted from Action Comics #176.

"When Krypto Was Superboy's Master" reprinted from Adventure Comics #310.