Synopsis: A knight is found frozen in a glacier. Superman frees him and the knight says he was in King Arthur's service and he wields a magic sword.
The knight, however, uses his sword to rob and destroy. He is also able to wound Superman with it.
Crook "Bull" Matthews borrows the sword from the knight and attempts to kill Superman, but Supes reveals that this was all a hoax to trick Matthews into incriminating himself.
The knight is revealed to be Perry White.
Synopsis: Clark Kent and Lois Lane crash on a deserted island. Superman is unable to fly for help because the island is surrounded by a haze of kryptonite dust. A kryptonite meteor lies in the island's volcano.
Since they are stuck on the island, Superman decides to reveal his identity to Lois and marry her.
When Clark discovers that the meteor has fallen through a fissure, he convinces Lois that his feats of strength were a hoax. They are rescued by a passing ship.
Synopsis: Superman discovers that contractor Bart Benson is using shoddy material to erect his buildings. He disguises himself as a riveter to investigate.
Benson assumes Clark is a city inspector because his hands aren't calloused like a riveter's. He continuously tries to harm or kill Clark unsuccessfully.
Eventually, Superman convinces Benson and his supplier to confess to their scheme.