Book 1

Tower Treasure

by Franklin W. Dixon

Published 1 June 1927

Book 10

When their detective father asks them to play burglar in order to protect a client's valuable invention from thieves, the Hardy boys find themselves involved in a large and dangerous conspiracy.

Book 12


Book 14


Book 16


Book 17


Book 18

The Twisted Claw

by Franklin W. Dixon

Published 1 March 1939

Book 31


Book 43


Book 60

A Japanese business tycoon mysteriously disappears and, soon after, a rare samurai sword is stolen from an art gallery. Suspecting a connection, the Hardy boys try to solve the mystery.

Book 63

Mummy Case

by Franklin W. Dixon

Published 1 January 1980
Called in to investigate the theft of some statuettes stolen from the Eygptian Museum in New York, the Hardy brothers become involved in a deepening mystery which includes the possible overthrow of another country's government.