- : The hardy boys - The crisscross shadow (No:1934)
Book No. 32 - :
- : 978-0-448-08932-4
- : When a man selling leather goods door-to-door steals the key to their detective father’s file cabinet, Frank and Joe Hardy set out to track him down. An odd mark on a key case which the man sold to their mother leads the teenage sleuths to an Indian village, whose chiefs begs them to help him find valuable tribal possessions and the deed for his land. How Frank and Joe find the missing deed and Ramapan treasures, how they prevent the phony leather-goods salesman from carrying out a ruthless scheme and how they help their father solve the top-secret case he is working on for the U.S. government makes exciting reading for all fans of the Hardy boys.
- : 9 -14 Yrs
in
- : The hardy boys - The secret of wildcat swamp (No:1933)
Book No. 31 - :
- : 978-0-448-08931-7
- : An invitation from Cap Bailey, science teacher at Bayport High, to accompany him out West to Wildcat Swamp on an archaeological expedition triggers off a series of dangerous events for Frank and Joe Hardy. On their way West the boys and Cap have a near-fatal accident in a private plane which has been sabotaged. Though warned to leave the area, Frank, Joe, and Cap doggedly remain until they have caught the cunning ex-convicts they are up against in this swift-paced adventure.
- : 8 -14 Yrs
in
- : The hardy boys - The wailing siren mystery (No:1932)
Book No. 30 - :
- : 978-0-448-08930-0
- : Caught in their motorboat the Sleuth by a sudden storm at sea, Frank and Joe Hardy are relieved to see the lights of a yacht. But their SOS ignored. The shrill sound of a siren fills the night air and moments later a helicopter drops an object alongside the Sleuth: a wallet containing two thousand dollars! The next day, a truck carrying a shipment of high-powered rifles has been stolen. These two apparently unconnected events are clues in a tangle of mystery which turns out to be one of the detective brothers’ most exciting adventures.
- : 8 -14 Yrs
in
- : The hardy boys - The secret of the lost tunnel (No:1931)
Book No. 29 - :
- : 978-0-448-08929-4
- : Difficult assignments are nothing new to the Hardy boys and this one that takes them to the Deep South is particularly challenging. Their mission: to vindicate a long-dead Confederate general, disgraced during the Civil War because he was accused of stealing hidden gold belonging to a bank. Skillfully avoiding booby traps and flying bullets, the boys persevere in their perilous quest. The arduous search is full of surprises that will thrill all fans of the Hardy boys.
- : 8 -14 Yrs
in
- : The hardy boys - The sign of the crooked arrow (No:1930)
Book No. 28 - :
- : 0-448-08928-9
- : With only the slender clue of an arrow-shaped tie clasp, Frank and Joe Hardy pick up the trail of a cunning gang of thieves responsible for a wave of jewelry-store holdups. But their investigations are interrupted when a desperate plea for help comes from their widowed cousin who lives on a cattle ranch in New Mexico. Frank, Joe, and their pal Chet fly there immediately, and manage to put an end to the trouble at the ranch and solve the jewelry-store robberies.
- : 9 -14 Yrs
in
- : The hardy boys - The secret of the skull mountain (No:1929)
Book No. 27 - :
- : 978-0-448-08927-0
- : There is a crisis in Bayport! Soon the city will be without water! Every night, water strangely disappears from the new reservoir near Skull Mountain. Frank and Joe Hardy join forces with a team of skilled engineers to solve the baffling mystery.
- : 8 -14 Yrs
in
- : The hardy boys - The phantom freighter (No:1928)
Book No. 26 - :
- : 978-0-448-08926-3
- : When eccentric Thaddeus McClintock invites Frank and Joe Hardy to accompany him on a sea voyage, the teenage investigators become entangled in a web of mystery. Who is trying to block the three from securing reservation on freighter ships that carry passengers? The determined efforts of Frank and Joe lead to a hazardous game of wits with a ring of slippery smugglers and to a dramatic confrontation on the high seas. Here is an exciting, action-filled mystery that will keep the reader on edge with suspense.
- : 9 -14 Yrs
in
- : The hardy boys - The secret panel (No:1927)
Book No. 25 - :
- : 978-0-448-08925-6
- : Another exciting mystery begins for Frank and Joe when they help a stranger who has had an accident with his car. The man introduces himself as John Mead, owner of a nearby estate. But when the Hardy boys find an odd-looking house key and try to return it, they realize that John Mead died five years ago! They are even more amazed when they find that the intricately carved doors in the deserted mansion have no visible knobs or keylocks.
- : 8 -12 Yrs
in
- : The hardy boys - The short-wave mystery (No:1926)
Book No. 24 - :
- : 978-0-448-08924-9
- : When thieves hijack a collection of stuffed animals from a country auction, Frank and Joe Hardy pursue the getaway car and are drawn into a thrilling mystery. At the same time, the young detectives’ father—famed private investigator Fenton Hardy—is tracking down an industrial spy ring. This suspense-filled story of pursuit and detection will keep the reader breathlessly following the chain of unexpected developments that lead Frank and Joe to the spine-tingling climax in the wilds of Northern Canada.
- : 9 -14 Yrs
in
- : The hardy boys -The melted coins (No:1925)
Book No. 23 - :
- : 978-0-448-08923-2
- : Frank and Joe Hardy suspect that their best friend Chet Morton is the victim of a summer school swindle and offer to help get his money back. While probing a baffling burglary at the Seneca Indian Reservation in New York State they investigate Zoar College located nearby. A startling connection between the Zoar College swindle and the theft of the Seneca’s gold tribal relic Spoon Mouth propels the teenage sleuths into a series of perplexing and dangerous situations.
- : 8 -14 Yrs
in
