When Hildy finds a stolen watch concealing a crude, hand-drawn map, she is accused of the theft and must try to clear her name.

Cindy's brother is taken away by a ghost. Sally, Adam, and Watch promise to bring him back.

Hildy befriends a shy new girl in town who confides that she's the daughter of a notorious bank robber and has been kidnapped away from her mother. She wants to return to her mother, but she is afraid of her father, whose gang plans to rob a train carrying millions in gold.

Disregarding a warning that the town of Springfield is called "Spooksville" for a good reason, newcomer Adam accompanies his friends to a secret path at the graveyard that is said to lead to other, more terrifying worlds.

This work is the only comprehensive guide to sequels in English, with over 84,000 works by 12,500 authors in 17,000 sequences.

The Hardy Boys series, first published in 1927, has sold more than 70 million copies! Now with a brand-new look, this is an edition that collectors won't want to miss! In The Mystery of Cabin Island, the eighth book in the incredibly popular, long-running series, Frank and Joe Hardy encounter several dangerous setbacks as they search for Johnny Jefferson and some antique stolen medals. A special treat for Hardy Boys fans and any reader who's new to the series!