Challengers of the Unknown page 21 of #73 (1970)  George Tuska was best known for his 1940s work on various Captain Marvel titles and the crime fiction series Crime Does Not Pay and for his 1960s work illustrating Iron Man and other Marvel Comics characters. He also drew the DC Comics newspaper comic strip The World's Greatest Superheroes from 1978–1982. The actual comic is shown for reference purposes only as just the original black and white artwork is on offer in this auction.