Character(s):
Superboy; Krypto; Lana Lang; Clark Kent robot; Martha Kent; Jonathan Kent; Phantom Zone (intro); General Zod (intro, in flashback); Dr. Xadu (intro, in flashback)
Synopsis:
After Professor Lang finds a box of Kryptonian weapons, Superboy is accidentally projected into the Phantom Zone, the place where Kryptonian criminals were exiled. But using mental telepathy he activates an electric typewriter and tells Pa Kent how to free him.
Notes:
Letters from Frederick J. Lulling, Ellen McCune, Gary Posner, Henry Mayer, Donald Walker, Michael Leigh Brown, Kenneth Landgraf, and Nancy Smith; includes statement that "Smallville, U.S.A. is a suburb in an eastern state of the United States"(i.e., not Kansas).