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Edward Stratemeyer 002
The Demon's Den
House name Franklin W. Dixon
Publication information
Publisher Wanderer Books
Producer Stratemeyer Syndicate
Publication date 1984
Media type Hardcover
ISBN ISBN 0671497243
Series The Hardy Boys
Preceded by The Roaring River Mystery
Followed by The Blackwing Puzzle


The Demon's Den is the 81st book in The Hardy Boys series. It was first published in 1984 by Simon & Schuster's Wanderer Books.

Plot summary

From The Hardy boys, vacationing in Vermont, offer to help the police locate a missing camper and find themselves involved with a doomsday cult, a deadly strain of bacteria, and possibly the devil.


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