The Hardy Boys Series

In The Secret of the Old Mill, Frank and Joe Hardy find themselves in the middle of a dangerous counterfeit money scheme that leads straight to an abandoned mill with a sinister reputation. What begins as a simple exchange of a five-dollar bill at the Bayport station quickly spirals into a high-stakes investigation filled with suspense, deception, and surprising twists.

Frank and Joe Hardy, erstwhile teenage detectives, feel somewhat foolish after accepting a counterfeit bill while helping a stranger at the Bayport train station. Over a period of weeks, friends and family members fall prey to exchanges with counterfeiters, sometimes in transactions amounting to hundreds of dollars. Frank and Joe's father, the highly esteemed private detective Fenton Hardy, is working with the Secret Service to track down the counterfeiting ring, but thus far they haven't had much luck.

"The Secret of the Old Mill," the third book in the Hardy Boys series by Franklin W. Dixon, follows Frank and Joe Hardy as they investigate a mysterious counterfeiting operation in their hometown of Bayport. When they receive a strange, counterfeit bill at the local post office, the brothers...

Teenagers Joe and Frank Hardy had ample mental ability to reach conclusions and act accordingly. Some of that ability was handed down by their former police detective Fenton Hardy, and the overall concept was enhanced by their perceptive cleverness. If you want to be tense with excitement, here’s a chance. They discover a counterfeiting operation in an old mill, are trapped and face a struggle to escape. Eventually, they overcome the misdeeds and wind up with some of the phony money.

Frank and Joe Hardy, brothers who are high school students, help a stranger at the train station to exchange a five-dollar bill—only to find out later that it was counterfeit. Bayport seems to be flooded with counterfeit money, and people are on guard. But many innocent people, including Mrs. Hardy, lose money in seemingly reasonable transactions. The Secret Service and Mr. Hardy know something is happening around Bayport, but they cannot discover who or where. The Hardy Boys use their investigation skills and courage in dangerous situations to discover the counterfeiting gang.

Join Frank and Joe, two adventurous teenage brothers with a knack for solving mysteries, in the third installment of the classic mystery series for young readers: The Hardy Boys! When counterfeit money starts showing up around Bayport, the Hardy boys are determined to find out whos behind the...

When Frank and Joe Hardy set out for what should have been a relaxing day on the water, they never imagined it would turn into their next big case. But when their closest friends, Chet and Biff, mysteriously vanish, the Hardy brothers are thrust into a high-stakes search full of danger and...

Join Frank and Joe, two adventurous teenage brothers with a knack for solving mysteries, in the fourth installment of the classic mystery series for young readers: The Hardy Boys! To their friends envy, Biff and Chet plan to take a boating vacation up the coast. The joy of sending them off soon...

The Missing Chums is the fourth book in the original Hardy Boys series. Chet and Biff, friends of Frank and Joe Hardy, depart for a long-planned boating excursion, but mysteriously disappear in a storm. The Hardy Boys fear the worst when they can find nothing but a small amount of wreckage along the course Chet and Biff were to follow. Suddenly, Frank and Joe's mother receives a ransom note—for them!

While Frank and Joe Hardy, sons of the world famous private detective Fenton Hardy, are out sailing with their friends in a couple of boats, a sudden large storm separates the group. While one boat turns back, Chet and Biff continue sailing out to sea and go missing. After the storm, Frank and Joe fear the worst when they look for their friends and find some boat wreckage. But then they receive a ransom note…. for themselves! Baldy Turk and his gang have kidnapped the wrong pair of boys! Frank and Joe are able to trace the gang to Blacksnake Island, but will they be able to free their friends?

Frank, age sixteen, and Joe, age fifteen, are confronted with one of their most baffling cases. It becomes truly exciting to follow them as they seek a solution. Will they get it? If so, how? It becomes very exciting to follow them in their efforts as they try to live up to the exceptional detecting abilities of their professional detective father.

Chet and Biff, chums of Frank and Joe Hardy, intend to take a pleasure trip down the coast in Biff’s new boat. They start during an ominous storm and then disappear. Mr. Hardy leaves to capture a dangerous criminal he has been tracking. Frank and Joe set out to find Chet and Biff over the great objections of their visiting Aunt Gertrude. When Frank and Joe finally find them, they are all captured. The Hardy Boys use their investigation skills and lots of courage in dangerous situations to find and rescue Chet and Biff—the missing chums.

Fenton Hardy requests his sons, Frank and Joe, to help him solve a case of stolen gold in Montana. The gang who stole the gold attempts to thwart their train ride from their home in Bayport on Barmet Bay on the Atlantic coast to Lucky Bottom, Montana. After finally arriving, the boys face more trouble with the gang as well as a mine shaft cave-in, a Rocky Mountain Blizzard, a pack of wolves, and finally Black Pepper, the leader of the gang. On top of all that, the boys needed to discover who was the first thief and who are the rightful owners of the gold.

The Hardy boys looked at one another regretfully. They had just received a letter from their father, Fenton Hardy, an internationally famous detective, who had been called West but a fortnight previous on a mysterious mission. The letter gave the boys their first inkling of the nature of the case that had summoned their father from Bayport, on the Atlantic coast, to the mining country of Montana.

While their father, Fenton Hardy, is in Montana working on a case of stolen gold, the Hardy Boys and their friends meet Jadbury Wilson, a former gold prospector. Wilson relates his tale of how Bart Dawson, a trusted member of his party, disappeared with four bags of hard-won gold during a gunfight. Frank and Joe are thrilled to receive a telegram from their father, requesting that they join him in Montana immediately to assist on the gold case. But to their surprise, Fenton Hardy is working for Bart Dawson, the same man whom Jadbury Wilson has accused of having stolen his gold.

Here is Book 6 in the exciting Hardy Boys Mystery series! Frank, Joe, and his friends, while ice skating, get caught in a blizzard which results in their finding and befriending a poor old miner who lost his gold to thieves! Their famous detective Dad, Fenton, just happens to be investigating the same missing gold in Montana! He calls the boys to come and help him as he’s injured and bed-bound. They are followed, tricked, and delayed, but ultimately get to Montana where they are attacked by wolves in abandoned mines, and finally begin Hunting for Hidden Gold!

High in the rugged, snow-capped mountains of Montana, an unforgettable adventure awaits Frank and Joe Hardy. When an old prospector seeks their help to reclaim his long-lost gold, the brothers embark on a daring quest into treacherous wilderness—and into the shadows of a lawless past. But...

Join Frank and Joe, two adventurous teenage brothers with a knack for solving mysteries, in the third installment of the classic mystery series for young readers: The Hardy Boys! During an extended winter holiday, the Hardy boys are summoned to Montana by their father to help with a case...

Join Frank and Joe, two adventurous teenage brothers with a knack for solving mysteries, in the sixth installment of the classic mystery series for young readers: The Hardy Boys! The city of Bayport is at the mercy of a ring of car thieves! Vehicles have been disappearing off of the...

While riding their motorcycles along the Shore Road, Frank and Joe Hardy, along with their pal Chet Morton, meet a local fisherman who has just had his car stolen. The three boys give chase, and further down the road find their chum, Jack Dodd, and his father being questioned by the police because a stolen car was found in their yard. The Hardy boys, of course, resolve to solve the case and clear their friend’s name, as many other auto thefts have also taken place recently.