Objects in image: Book
Text visible in image: TOWER, HUNT, REASUR, ISSING, ING, SHORE, SECRET, MYSTERY, HIDDEN, CHUMS, FOR, ROAD, HIDDEN, AYSTER, CAVES, PENED, CLOCK, PRINTS, HARBOR, ICKED, MYSTERY, MILL, DOOR, NIGHT, RANKLINW, THE, THE, THE, THE, HARDY, THE, THE, HARD, THE, THE, BOYS, HARD, HARDY, HARDY, HARDY, HARDY, HARDY, HARDY, HARDY, BOYS, HARD, HARDY, HARDY, HAR, SERIES, BOYS, BOYS, BOYS, BOYS, BOYS, BOYS, BOYS, BOYS, BOYS, SERIES, BOYS, BOYS, SERIES, SERIES, SERIES, SERIES, SERIES, SERIES, ERIES, SERIE, SERIES, SERIES, CROSSET, GROSSET, GROSSET, GROSSET
Question: what the title of the books shown?
Answers: the hardy boys series, the hardy boys, the hardy boys, the hardy boys series, the hardy boys series, the hardy boys series, the hardy boys series, the hardy boys series, the hardy boys series, the hardy boys