Action Comics (1938)
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Key Facts
Variant error cover, incorrectly numbered as issue #233
Key Facts
Variant error cover, incorrectly numbered as issue #233
Key Facts
Introduction of the Fortress of Solitude
A prototype version of Superman's headquarters was introduced in Superman #17 and the name was mentioned in Superman #58
Key Facts
Introduction of the Fortress of Solitude
A prototype version of Superman's headquarters was introduced in Superman #17 and the name was mentioned in Superman #58
Key Facts
1st appearance of Congorilla, formerly Congo Bill
Key Facts
1st appearance of Congorilla, formerly Congo Bill
Key Facts
2nd cover appearance of Supergirl
Key Facts
1st appearance of Streaky the Supercat
Key Facts
Introduction of Bizarro World
Key Facts
3rd appearance of the Legion of Super-Heroes
First meeting of the Legion and Supergirl
1st appearance of Chameleon Boy
1st appearance of Invisible Kid
1st appearance of Colossal Boy
Key Facts
3rd appearance of the Legion of Super-Heroes
First meeting of the Legion and Supergirl
1st appearance of Chameleon Boy
1st appearance of Invisible Kid
1st appearance of Colossal Boy
Key Facts
Appearance by U.S. President Lyndon B. Johnson
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