Collects material from Detective Comics (1937) #27-56 and Batman (1940) #1-7.
*The stories that catapulted Batman to legendary status are collected here in a single, massive volume. These original stories from DETECTIVE COMICS #27-56 and BATMAN #1-7 include the origin of the Dark Knight, as well as the debuts of Robin, Commissioner Gordon, Professor Hugo Strange, The Joker, Catwoman and more! *Source: dccomics.com