Superman , Batman , others born during Great Depression , early World War II years . New exhibit shows `` golden age '' of superhero characters . All images and characters copyright DC Comics . " Comment: The comic book industry was a very small business in the 1930s and 1940s.
Superman , Batman , others born during Great Depression , early World War II years . New exhibit shows `` golden age '' of superhero characters . " Comment: The comic book industry was a very small business in the 1930s and 1940s.