Hardy Boys 36: The Secret of Pirates' Hill
Hardy Boys 36: The Secret of Pirates' Hill

Author: Franklin W. Dixon

Publisher: Penguin

Published: 1957-01-01

Total Pages: 193

ISBN-13: 110107650X

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In a series of hair-raising adventures both on land and undersea the teenage brother detectives pit their wits against some of the most ruthless criminals they have ever encountered. It all starts when Frank and Joe are skin diving just for fun and the thrill of exploring the undersea world. Suddenly, deep in the waters that flow near the foot of Pirates’ Hill, a mysterious skin diver fires a spear through Frank’s air hose. From this moment on, danger is never far away. The very lives of the boys are at stake as they, along with the help of their pals, uncover a mystery involving an old Spanish cannon and a fabulous sunken treasure.

Hardy Boys 64: Mystery of Smugglers Cove
Hardy Boys 64: Mystery of Smugglers Cove

Author: Franklin W. Dixon

Publisher: Penguin

Published: 2005-04-21

Total Pages: 130

ISBN-13: 1101076739

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A painting is stolen, and the Hardy Boys are suspects. Determined to find the artwork, the young detectives fly to Florida, where they disguise themselves and join a group of sinister smugglers. Though the painting fails to appear, an important clue sends the boys on a perilous trek through the Everglades. Threatened at every turn by greedy enemies, the Hardys fight a tricky and powerful battle to expose the truth.

Hardy Boys 48: The Arctic Patrol Mystery
Hardy Boys 48: The Arctic Patrol Mystery

Author: Franklin W. Dixon

Publisher: Penguin

Published: 1969

Total Pages: 189

ISBN-13: 1101076615

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Private investigator Fenton Hardy enlists the aid of his teenage detective sons in a search for a missing man being sought by an insurance company. All leads to the sailor’s whereabouts have petered out and the boys fly to Iceland, the man’s native land, hoping to find a new clue. From the moment Frank and Joe arrive in Reykjavik, the capital city of Iceland, they are in constant danger. In the spine-chilling pursuit that follows, Frank and Joe uncover a diabolical espionage plot that threatens the life of a U.S. astronaut and NASA’S moon project.

Hardy Boys 38: Mystery at Devil's Paw
Hardy Boys 38: Mystery at Devil's Paw

Author: Franklin W. Dixon

Publisher: Penguin

Published: 1959-01-01

Total Pages: 193

ISBN-13: 1101657286

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When Frank and Joe Hardy receive a telegram from Tony Prito in Alaska telling them that his life is in jeopardy, they immediately make plans to fly to Tony’s rescue. Unknown enemies dog the Hardys and their pal Chet Morton even before they start the 4,000 mile journey. Puzzling questions lead the Hardys into dangerous sleuthing in the wilderness of Alaska and British Columbia. The astounding secret that the young detectives uncover, in the shadow of the forbidding mountain peak Devil’s Paw, winds up one of the most perilous adventures they have ever encountered.

Hardy Boys 30: The Wailing Siren Mystery
Hardy Boys 30: The Wailing Siren Mystery

Author: Franklin W. Dixon

Publisher: Penguin

Published: 1951-01-01

Total Pages: 193

ISBN-13: 1101076445

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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.

Hardy Boys 20: Mystery of the Flying Express
Hardy Boys 20: Mystery of the Flying Express

Author: Franklin W. Dixon

Publisher: Penguin

Published: 1941-01-01

Total Pages: 193

ISBN-13: 1101076348

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A sleek new hydrofoil is scheduled to start ferrying passengers between Bayport and Cape Cutlass. But business enemies of the hydrofoil owner have stirred up a hornets’ nest of violent opposition among small boat owners. Fearing sabotage, he begs Frank and Joe Hardy to guard the Flying Express on her maiden trip. Startling developments plunge the teenage detectives into a dangerous chase by sea, air, and land in pursuit of a gang of hardened criminals who operate by the signs of the Zodiac. Tension mounts when the Flying Express vanishes – and so does Sam Radley, Mr. Hardy’s skilled operative. Peril stalks Frank and Joe’s every moves as they hunt down the terrifying gangleader Zodiac Zig and his vicious henchmen.

Hardy Boys 44: The Haunted Fort
Hardy Boys 44: The Haunted Fort

Author: Franklin W. Dixon

Publisher: Penguin

Published: 1964-12-01

Total Pages: 193

ISBN-13: 1101076577

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A long-distance telephone call from Chet Morton’s uncle summons Frank and Joe Hardy and their staunch pal Chet to a summer art school, located near old Fort Senandaga which is reputed to be inhabited by a ghost. The young detectives’ assignment: recover two famous oil paintings stolen from the valuable Prisoner-Painter collection owned by Jefferson Davenport. Mr. Davenport reveals that one of the famous pictures contains a clue to the hiding place of a priceless gold chain. Vicious threats and deadly traps beset Frank, Joe, and Chet as they search for clues to the stolen paintings and the gold treasure – a search that is complicated by the stormy feud between an Englishman and a Frenchman over the military history of the ancient fort.

Hardy Boys 34: The Hooded Hawk Mystery
Hardy Boys 34: The Hooded Hawk Mystery

Author: Franklin W. Dixon

Publisher: Penguin

Published: 1955-01-01

Total Pages: 193

ISBN-13: 1101076488

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The young detectives receive a trained peregrine falcon as a gift that involves them in an exciting mystery. Imagine their astonishment when the swift-flying falcon brings down a homing pigeon carrying two precious rubies! Startling events that ensue indicate the gems are a ransom that has been paid for the release of a kidnapped student from India, who had come to the United States to complete his education. But Tava, the son of a wealthy industrialist, is still being held captive. Hoping to find a clue to Tava’s whereabouts, the Hardys try to track down the owner of the ruby-bearing pigeon. Their every move, however, is thwarted by the dangerous criminals not only involved in the kidnapping, but also in the large-scale smuggling of aliens from India to the United States. How Frank and Joe eventually outwit their adversaries climaxes this thrill-packed mystery adventure.

Hardy Boys 43: The Mystery of the Aztec Warrior
Hardy Boys 43: The Mystery of the Aztec Warrior

Author: Franklin W. Dixon

Publisher: Penguin

Published: 1964-02-01

Total Pages: 193

ISBN-13: 1101076569

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The handwritten will of a deceased world-traveler is strange and mysterious. Its cryptic instructions are to deliver “the valuable Aztec warrior to the rightful owner, a descendant of an Aztec warrior.” Frank and Joe Hardy have only one slim clue to work with: the name of a complete stranger who can help. Despite the harassments, the threats, and the attacks made upon them, Frank and Joe unravel clue after clue in their adventure-packed search for the living descendant of the mighty Aztec nation which once ruled in Mexico. It takes as much high courage as clever deduction for the young detectives to defeat their ruthless foes and to decipher the fascinating secrets of the strange and mysterious will.

Hardy Boys 32: The Crisscross Shadow
Hardy Boys 32: The Crisscross Shadow

Author: Franklin W. Dixon

Publisher: Penguin

Published: 1953-01-01

Total Pages: 189

ISBN-13: 1101076461

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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.