You’re Too Late, Legionnaires! My Chemical bomb Has Just Destroyed Earth! Featuring “Black Day for The Legion!”
December, 1967
Executive Editor: Mort Weisinger
Cover Artists: Curt Swan, George Klein
Writer: Jim Shooter
Pencilers: Pete Costanza, Jim Shooter
Inker: Pete Costanza
Letterer: Shelly Leferman
Editor: Mort Weisinger