Own a copy of Batman's first appearance in the pages of Detective Comics with this facsimile version of Detective Comics #27- starring the Dark Knight Detective in The Case of Chemical Syndicate. This edition also includes re-creations of the original vintage ads plus the complete backup stories featuring Speed Saunders- Buck Marshall- the Crimson Avenger- Slam Bradley- and more! EVENT PRICED IN HONOR OF THE 83RD ANNIVERSARY OF THE FIRST APPEARANCE OF BATMAN IN DETECTIVE COMICS #27! CGC GRADED 9.6 OR HIGHER!