"When Titans Clash!"
Thor stumbles upon Storm Giants seeking the hidden entrance to Olympia in order to gain vengeance on the Greek Gods. Thor routs them, but inadvertently ends up in Olympia himself, face to face with Hercules. First appearance of Hercules and Zeus.
"A Thor Bonus Feature", an aerial map of Asgard.
"Trapped by Loki, the God of Mischief!" reprinted from Journey into Mystery (1952) #85.
"Thor versus the Mysterious Radio-active Man!" reprinted from Journey into Mystery (1952) #93.
"The Demon Duplicators!" reprinted from Journey into Mystery (1952) #95.
"Thor Battles the Lava Man" reprinted from Journey into Mystery (1952) #97.