Young King Cole #7

Young King Cole encounters "Dr. Drew the Zoo Man," a criminal who uses wild animals to terrorize the city. When Dr. Drew's enraged bears escape and attack people at a gymnasium, Young King Cole must stop the rampaging animals and their handler. The story involves a pneumatic tube system used to dispatch messages, a boxing exhibition, and a climactic chase involving police and firemen pursuing Dr. Drew, who ultimately attempts to escape by air.