Action Comics 1938 #591 Direct ed. - back issue - $5.00

The Time Trapper explains how he created the Pocket Universe. Superman and Superboy stop fighting and the Legion and Superboy take off in pursuit of the Time Trapper.

On-sale date from copyright registration. This issue was previously indexed as containing a "Meanwhile" column. However, the column was not published in the Direct variant. It is uncertain if the column was included in the Newsstand or Canadian variants.

• Packs of Fun for Everyone! - Inside front cover.
• Past Imperfect - The existence of the pre-Crisis Superboy/Legion stories are reconciled with the current Superman continuity. Story continues from Superman (DC, 1987 series) #8 and story continues in Legion of Super-Heroes (DC, 1984 series) #38.
• Build a Reputation. - Between story pages 4 and 5.
• Be a Big-Orange-Big-Shot with Tang - Between story pages 4 and 5.
• Zittles: - Between story pages 8 and 9.
• Stealth Wave of the Future... Today - Between story pages 8 and 9.
• Hey Kids! Fly High - Between story pages 16 and 17.
• Everybody Talks About Terrorism... He Does Something About It! - Between story pages 16 and 17.
• Write Right Now! - Between story pages 20 and 21. Eighteen ads for various products.
• Yesterday He Lived in Film Fantasties... Today He Lives Them! - Between story pages 20 and 21.
• - Letters from: Paul and Randy Taylor-Rosenthal, Marc Mielke, Ronald Wilk, Fred L. DeBoom, Garrett H. Omata, David Alan Wright and Vince Bayless.
• Buy Three and Get One Free!!! - Inside back cover.
• Welcome to Basic Training. - Back cover.