Hardy Boys 27: The Secret of Skull Mountain

Hardy Boys 27: The Secret of Skull Mountain
Author: Franklin W. Dixon
Publisher: Penguin
Total Pages: 193
Release: 1948-01-01
Genre: Juvenile Fiction
ISBN: 1101076410

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.

The Secret of Skull Mountain

The Secret of Skull Mountain
Author: Franklin W. Dixon
Publisher: Grosset & Dunlap
Total Pages: 204
Release: 1975-04
Genre: Juvenile Fiction
ISBN: 9780448189277

Frank and Joe are confronted with the crisis of water disappearing from the reservoir at Skull Mountain.

The Secret of Skull Mountain

The Secret of Skull Mountain
Author: Franklin W. Dixon
Publisher:
Total Pages: 0
Release: 1966
Genre: Mystery and Detective Stories
ISBN:

Frank and Joe are confronted with the crisis of water disappearing from the reservoir at Skull Mountain.

Hardy Boys 38: Mystery at Devil's Paw

Hardy Boys 38: Mystery at Devil's Paw
Author: Franklin W. Dixon
Publisher: Penguin
Total Pages: 193
Release: 1959-01-01
Genre: Juvenile Fiction
ISBN: 1101657286

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 19: The Disappearing Floor

Hardy Boys 19: The Disappearing Floor
Author: Franklin W. Dixon
Publisher: Penguin
Total Pages: 193
Release: 1940-05-01
Genre: Juvenile Fiction
ISBN: 110107633X

Once again Frank and Joe Hardy take on a puzzling case when their famous detective father asks the boys to assist him in tracking down a notorious jewel thief and his accomplices. The trail leads to the outskirts of the Hardys’ home town and to a weirdly guarded mansion on the old Perth estate. With their pal Chet Morton, the brothers must tackle the mystery of the mansion heir’s sudden death. A disappearing floor, a huge, savage-looking, hound, a galloping ghost, and a college professor’s startling invention are just a few of the strange elements that complicate the boys’ efforts to solve both mysteries.

Hardy Boys 01: The Tower Treasure

Hardy Boys 01: The Tower Treasure
Author: Franklin W. Dixon
Publisher: Penguin
Total Pages: 193
Release: 1927-06-01
Genre: Juvenile Fiction
ISBN: 1440673152

A dying criminal confesses that his loot has been stored "in the tower." Both towers of the looted mansion are searched in vain. It remains for the Hardy boys to make an astonishing discovery that clears up the mystery and clears the name of a friend’s father.

Hardy Boys 54: the Mysterious Caravan

Hardy Boys 54: the Mysterious Caravan
Author: Franklin W. Dixon
Publisher: Penguin
Total Pages: 193
Release: 1975-01-01
Genre: Juvenile Fiction
ISBN: 0448089548

When the Hardy Boys take a winter vacation in Jamaica, Joe finds an ancient bronze death mask washed up near their beach house during a violent storm. Helping the Hardys and their friends in this bizarre mystery is William, a Jamaican boy, who flies to New York with startling news, only to be intercepted and held for ransom—the death mask! Frank and Joe must rescue William, plunge into their father’s airline-ticket theft case, and fly into a maze of danger in Africa.

Hardy Boys 20: Mystery of the Flying Express

Hardy Boys 20: Mystery of the Flying Express
Author: Franklin W. Dixon
Publisher: Penguin
Total Pages: 193
Release: 1941-01-01
Genre: Juvenile Fiction
ISBN: 1101076348

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 65: The Stone Idol

Hardy Boys 65: The Stone Idol
Author: Franklin W. Dixon
Publisher: Penguin
Total Pages: 130
Release: 2005-04-21
Genre: Juvenile Fiction
ISBN: 1101076747

When an ancient stone idol disappears, the Hardy Boys are off on another fast-paced adventure. It's a mystery that takes the boys from a primitive village in the Andes Mountains to Antarctica and finally to Easter Island. By using their fine investigative skills, the Hardy Boys find that the mystery of the stone idol is not what it seems!