The Demon's Den

About this book

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.

Subjects

  • children's fiction
  • collectionid:hbms2
  • hardy boys (fictitious characters), fiction
  • mystery and detective stories
  • series:hardyboys