Dixon, Franklin W. While the clock ticked / - New York, Grosset & Dunlap [c1932] - iv, 213 p. front. 20 cm. - The Hardy Boys Mysteries 11 . ISBN: 0448089114 0448189119 LCCN: 32002019 LC Class. No.: PZ7.D644 / Whi Microfilm 52357 PZ