 "Action Comics" and "Superman" carried messages urging readers to buy war bonds and participate in scrap drives.In a contract dated 1 March 1938, Jerry Siegel and Joe Shuster gave away the copyright to Superman to their employer, DC Comics (then known as Detective Comics, Inc.) prior to Superman's first publication in April.Contrary to popular perception, the $130 that DC Comics paid them was for their first Superman story, not the copyright to the character — that, they gave away for free.