Keene, Carolyn. <br/><br/>
The hidden staircase / 
Carolyn Keene. 
 - 182 pages :  illustrations ;  20 cm. 
 - Nancy Drew mystery stories ;  bk. 2 .
<br/><br/> Strange things happen when Nancy investigates threats against her father and an old house said to be haunted. 
<br/><br/> 4.9  5-8  780L  Lexile 
<br/><br/><label>ISBN: </label>9780448479705 044819502X 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Mystery and detective stories.<br/>Rescue work--Fiction.<br/>Wills--Fiction.
<br/><br/><label>Index Terms--Genre/Form: </label><br/>Mystery fiction.
<br/><br/><label>Dewey Class. No.: </label>F KEE