Franklin W Dixon

A series of bizarre events in their home town lead the Hardy Boys on a trail of robbers and kidnappers.

Hunting for Hidden Gold is a thrilling adventure from the renowned Hardy Boys series, authored by Franklin W. Dixon. In this captivating tale, brothers Frank and Joe Hardy find themselves embroiled in a perilous quest to uncover a legendary treasure hidden deep within the rugged wilderness of the American West. The story begins when the Hardy boys receive a mysterious letter from their father, Fenton Hardy, a renowned detective, who is working on...

"Drop case or else danger for you and your family." This ominous warning and others that follow cause Frank and Joe to suspect a link between the counterfeiting case they are investigating and a secret case their father cannot discuss involving national security.

Triggered by the disappearance of a brilliant young professor, this mystery takes the Hardy boys first to Kenworthy College, where they find a puzzling message on an examination paper. But then their pal Chet Morton, with his new metal detector, and buddy Biff Hooper, turn up a clue that sends the young detectives on an exciting search in another direction -- to the Honeycomb Caves, on the seacoast. A hot-tempered hermit who considers the caves his...

Joe and Frank investigate some pranks around Bayport, leading them to the Red Arrow, a crime grang.

"Frank and Joe are off to the Florida Keys to work alongside Lookout Shark Lab's Dr. E. Ella Edwards, one of the world's foremost marine biologists. On their first evening, Dr. Edwards paddleboards out to check on a lemon shark nursery. But after a sudden squall rolls in, she doesn't return, and the next day her board washes up with a shark bite taken out of it. The Hardys volunteer to help the search and rescue efforts as panic sparks a rift in Lookout...

While attending an amusement park under the new ownership of their friend Daisy, Joe and Frank investigate the disappearance of a patron who was last seen riding a hit attraction, an event that has threatened Daisy's family's livelihood.

Frank and Joe Hardy search a mysterious castle for clues to a stolen, extremely valuable comic book.

The Hardy Boys are asked to investigate when their favorite thriller writer dies in what may have been an accident, while the press swarms Bayport to get information about the author's last novel.

In Boardwalk Bust, Frank and Joe head to Ocean Grove, New Jersey, to investigate a rash of jewelry store robberies.