The Demon's Den
Subtitle: Hardy Boys #81
By: Franklin W. Dixon ; illustrated by Paul Frame.
Contributors: Frame, Paul, 1913-
Series: The Hardy boys mystery stories
Publisher: Wanderer Books
Published: 1984
Place of publication: New York
Language: eng
Number of pages: 200
Subjects: Mystery and detective stories
Description: 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.