Dixon, Franklin W

Frank and Joe investigate the disappearance of the owner and designer of a new maze in Nova Scotia and encounter a ten-year-old mystery connected to it.

Frank and Joe Hardy race to solve find the culprit behind a series of burglaries and suspicious accidents plaguing a motorcycle exhibition and competition.

Frank and Joe thought they would have fun at their friend's birthday party, but when a video is stolen, the brothers have to solve the crime before the party is ruined.

The Hardy boys accompany a Canadian teenager to Los Angeles to help locate a missing rare coin but soon become involved in an even larger case.

The Hardy boys' search for an ancient stone idol takes them to Easter Island and on to investigate the theft of government material in Antarctica.

Frank and Joe unravel two mysteries, one involving a counterfeiting case and the other concerned with a national security case on which their father is working.

Frank and Joe are harassed when they try to locate a descendant of the Aztecs.

The art collector who suspects the Hardy boys of stealing one of his valuable paintings offers them a chance to find the painting and the real culprits.

While searching for the guard end of a broken saber that will solve one mystery, the Hardy brothers become involved with a gang of bank robbers.

A "monster" who terrorizes Bayport and a girl who runs away to join a cult are the subjects of the Hardy boys' sleuthing.