Superman is transported to another time when he tries to catch up with Superboy and the Legion of Super-Heroes in ‘Past Imperfect.’ Continued from Superman (1987) #8. Concludes in Legion of Super Heroes (1984 3rd Series) #38. Time Trapper, Krypto appearances. Story, pencils & figure inks by John Byrne, background inks by Keith Williams. Cover by Byrne