Batman and Son the character of Damian who would go on to co-star in two on-going monthly series for DC and appear in other comic books frequently. The character of Batman was created by writer Bill Finger and artist Bob Kane. He was introduced in the anthology comic book series "Detective Comics" #27 in May 1939 published by National Allied Publications (later renamed DC Comics), though at the time was referred to as "The Bat-Man." The character was quickly deemed a success, and followed Superman's lead with the debut of a second on-going self-named title. "Batman" #1 premiered in spring 1940. The two
Comic book pseudonymous writer "Drake Waller" (Arnold Drake and Leslie Waller), penciler Matt Baker and inker Ray Osrin, touted as "an original full-length novel" on its cover. In 1971, writer-artist Gil Kane and collaborators devised the paperback "comics novel" "Blackmark". Will Eisner popularized the term "graphic novel" when he used it on the cover of the paperback edition of his work "A Contract with God, and Other Tenement Stories" in 1978. In 2017, the comic book market size for North America was just over $1 billion with digital sales being flat, book stores having a 1 percent decline, and comic book stores