Action Comics #267 (DC Comics 1960) Silver Age Superman. 3rd appearance of the Legion of Super-Heroes. 1st appearance of Chameleon Boy (Reep Daggle). 1st appearance of Invisible Kid (Lyle Norg). 1st appearance of Colossal Boy (Gim Allon). 1st appearance of Supergirl as Superwoman. Writers: Otto Binder & Jerry Siegel. Artists: Wayne Boring & Jim Mooney. Cover Art: Curt Swan. Hercules in the 20th Century! Lex Luthor builds a time machine to pluck Hercules out of the ancient past and break him out of prison. After watching a demonstration put on by her cousin Superman in her civilian guise of Linda Lee, Supergirl is visited by three teens who exhibit extraordinary powers and happen to know Supergirl’s secret identity. All pages are intact with no cutouts. There is a lower spine split and some writing in the upper left corner of the front cover. I would grade this comic 4.5 Very Good+, but please review photos to determine the grade for yourself. Actual item is pictured. Comes bagged and boarded.