00433nam a22000977a 4500020001800000100002000018245002700038260002400065490000500089650024100094  a97815551306711 aHoll, Kristi D.00aDanger At Hanging Rock  bChariot Booksc19890 a 4aAnxious to prove his competence as a guide to his ranger father, fifteen year old Brad is appalled when, after being left in charge of a tour of Indian burial mounds, a five-year old boy disppaears, the victim of an apparent kidnapping.