Julesburg Public Library

During their search for members of a notorious gang responsible for a payroll robbery, Joe and Frank Hardy encounter timber wolves, a Rocky Mountain blizzard and a mine cave-in.

Frank and Joe attempt to foil a ruthless espionage ring in their effort to sabotage the United States space program.

The two Hardy brothers help their father search for stolen electronic parts.

The Hardy brothers try to find out who is behind a rash of automobile thefts that are occurring on Shore Road just outside of Bayport.

When Frank and Joe try to get hold of a top secret invention, they are put on the trail of jewel thieves and smugglers. Joe is kidnapped and Frank starts off on the chase.

Frank and Joe solve a mystery involving the disappearance of a professor, a hot-tempered hermit, sabotage at the station, and the Honeycomb Caves.

Frank Hardy's girlfriend Callie mistakenly recovers a top-secret codebook and involves them in a network of fraud, corruption, and murder.

The young sleuths team up with their father on a desperate mission when a corrupt multinational corporation kidnaps Laura Hardy to weasel its spies into the top-secret Prometheus Computer Corporation, which Fenton Hardy has been assigned to safeguard.

Frank and Joe have volunteered to do undercover security work at the Bayport Winter Festival. They run into some masked, gun-wielding thugs who steal money intended for the local children's hospital.

Frank and Joe Hardy, are assigned a fantastic case of stolen identity -- literally! Joy Gallagher claims another girl is now living her life, with her parents, and in her body! Is she insane? Is that why those men in white suits are after her? Or can her story actually be true?Featuring a special guest-appearance by Mr. Snuggles!Ages 8 to 12.