New Fun #1: Facsimile Edition — DC Comics
Issue: #1
Not only is New Fun #1 the first comic from the company that would become DC, but it is the first comic in history to contain solely original material. Other early comic books had little to no original material, instead mostly containing newspaper strip reprints.
Creators: Malcolm Wheeler-Nicholson, Lyman Anderson, Charles Flanders
Characters: Oswald the Rabbit, Barry O'Neill, Jack Woods