Keene, Carolyn <br/><br/>The secret of the old clock/ Carolyn Keene.  -- New York:  Grosset & Dunlap,  1987. <br/> ill.;  19. <br/><br/><label>ISBN: </label>9780448095011 <br/><br/><label>Subjects--Topical Terms: </label><br/>Detective and mystery stones.<br/>Drew, Nancy (Fictitious character).<br/>Adventure stories.<br/><br/><label>Dewey Class. No.: </label>HS Fic K251 1987