On-sale date from copyright registration.
Neal Adams makes his debut as cover artist.
Zero Hour story.
Letters of comment from Keith Johnson, Eli Miller, Philip Dale, Stephen Boder, Ratan Singh Tunwar and Lee Wrage.
Published by National Periodical Publications
575 Lexington Ave, NY, NY
Editor: Mort Weisinger
Owners:Estate of Harry Donenfeld; Jack Liebowitz; Paul Sampliner; Irwin Donenfeld; S. U. Sampliner; Sonia Mondshein.
Circulation statement reports Total Paid Circulation of 537,200 (average) and 462,400 (latest).