Case Of The Chemical Syndicate (DETECTIVE #27) Bob Kane (BATMAN & COMMISSONER GORDON BEGIN FIRST APPEARANCE CREATED BY BILL FINGER & BOB KANE 5-39 BATMAN FIRST APPEARANCE BY BOB KANE BATMAN SECRET IDENTITY REVEALED AS BRUCE WAYNE IN SIX PAGE STORY SIGNED AS ROBERT KANE ALSO SEE DETECTIVE PICTURE STORIES #5 & FUNNY PAGES VOLUME 3 #1)