Mystery of the Whale Tattoo
Hardy Boys #47
by Franklin W. Dixon

Classic Hardy Boys mystery from 1968 featuring the thrilling adventures of Frank and Joe Hardy as they pit their wits against a gang of thieves whose bizarre identification, a three-part whale tattoo, proves to be a nearly insolvable riddle! Republished by Grosset & Dunlap. Hardcover, 174 pages, 7 1/2 x 5. In used, good condition.