00994    a2200193   4500001000700000020001800007020000900025041000800034082001000042245003500052246002800087490003500115520051600150856002400666040002500690260003700715300001700752700003100769118594  a9780448089072  qenc.  aeng  a[Fic]10aThe Hardy boys mystery stories  aThe secret of the caves  aThe Hardy boys mystery stories  aTriggered by the disappearance of a brilliant young professor, this mystery takes the Hardy boys first to Kenworthy College, where they find a puzzling message on an examination paper. But then, a new clue is unearthed that sends the young detectives to the Honeycomb Caves. After many dangerous encounters, Frank and Joe discover a powerful searchlight in one of the craggy caverns along the seacoast. In the brilliant white glare of the searchlight, the startling secret of the caves is dramatically revealed.  u000031/00003150.jpg  aBR-BrIDEAcBR-BrIDEA  aNew YorkbGrosset & Dunlapc1992  a180 p.bill.  aDixon, Franklin W.eauthor