Brothers Frank and Joe Hardy investigate the murmurs of a dying man who claims to have “secreted” his loot in the dilapidated towers of a mansion. Readers of all ages will enjoy the classic first book of the teen mystery series The Hardy Boys, first published in 1927.

Trained as amateur sleuths in the art of criminal detection by their father, a former police detective, the boys solve crimes together, often aided by their father or friends. The immensely popular, long-running series has inspired countless adaptations in graphic novels, merchandise, television, and video games and has been translated into more than twenty-five languages. Written by a group of ghostwriters under the name Franklin W. Dixon, the beloved franchise has sold more than seventy million copies.