Detective Comics #147

TIGER SHARK! A new criminal has appeared in Gotham City under the name of the Tiger Shark. These criminal commands an underwater gang with special equipment to commit crimes under the sea. Batman and Robin seek help from an expert and together they build the "Sub-Batmarine". Using their newest vehicle, the Dynamic Duo put an end to the reign of crime of The Tiger Shark, who is in fact the expert who helped build the Sub-Batmarine. WHEN PRIVATE EYES CROSS ROBOT TOWN, U.S.A. THE FIGHT OF THE CENTURY