BATMAN (1940) #145

 » The Son of the Joker  » Reprinted in: Batman #254 & DC’s Greatest Imaginary Stories #2 . Across the Pacific lies a group of fabulous islands that are called the Hawaiian Archipelago Islands that comprise our newest state-Hawaii! Here, in this land of sun and surf, two crime-fighters arrive to track down a cunning criminal! From the lava crater of Mauna Loa Volcano, to the mountain straddling cane fields, Batman and Robin follow a strange quest in their hunt for Mr. 50!