When eccentric Thaddeus McClintock invites Frank and Joe Hardy to accompany him on a sea voyage, the teen-age investigators become entangled in a web of mystery. Who is trying to block the three from securing reservations on freighter ships that carry passengers? Does Mr. McClintock have unknown enemies? Or is there a sinister conspiracy afoot to keep Frank and Joe from going on the trip? Is Captain Harkness's report about sighting a phantom freighter...

While Frank and Joe help their father locate a notorious jewel thief, they also explore the mysterious death of a tycoon's nephew years before.

When valuable electronic parts are stolen from shipments made by Stanwide Mining Equipment Company's cargo planes, the boys go undercover as employees to track down the thief.

The search for a stolen boat leads the Hardy brothers to Mexico where they become involved with a band of Indians and a strange smuggling operation.

The Edgar Award–winning novel by the “master of nail-biting suspense”(Los Angeles Times)
Thomas Perry exploded onto the literary scene with The Butcher’s Boy. Back in print by popular demand, this spectacular debut, from a writer of “infernal ingenuity” (The New York Times Book Review), includes a new Introduction by bestselling author Michael Connelly.
Murder has always been...

On a winter vacation in Jamaica the Hardy boys begin a dangerous adventure when an ancient bronze death mask is discovered near their beach house.

The Hardy brothers' visiting Greek pen pal enlists their help in searching for a priceless ancient Greek helmet loaned to and lost by a Hollywood movie company years before.

Two teenage sleuths help their detective father search for a famous rocket scientist whose disappearance endangers the launching of the Firebird Rocket.

In solving the mystery of two medallions missing from an inherited curio collection, the Hardys wind up in a desolate area of Guatemala at the mercy of dangerous thugs.