Action Comics 591 (Aug 1987) NM- (9.2)

Past Imperfect

Script: John Byrne

Pencils: John Byrne

Inks: John Byrne (figure inks); Keith Williams (background inks)

Colors: Tom Ziuko

Letters: John Costanza

Characters: Superman [Clark Kent; Kal-El]; Legion of Super-Heroes [Blok; Brainiac 5 [Querl Dox]; Invisible Kid II [Jacques Foccart]; Sun Boy [Dirk Morgna]; Saturn Girl [Imra Ardeen] (cameo flashback); Cosmic Boy [Rokk Krinn] (cameo flashback); Lightning Lad [Garth Ranzz] (cameo flashback)]; Superboy [Clark Kent; Kal-El] (Pocket Universe); Pete Ross (Pocket Universe); Martha Kent (Pocket Universe); Jonathan Kent (Pocket Universe); Krypto (Pocket Universe); Time Trapper

Synopsis: 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.