823
D621H
Dixon, Franklin. W.
 Hidden mountain \ Franklin W. Dixon
- New York : Aladdin Paperbacks, 2004.
 154p.
- The Hardy Boys Series No.186 .
  ISBN: 0-689-86737-8
148041
  Subjects: FICTION, ENGLISH; NOVELS, ENGLISH; ENGLISH LITERATURE; CHILDREN'S STORIES, ENGLISH.