Keene, Carolyn <br/><br/>
The clue in the crumbling wall / 
by Carolyn Keene 
 - London :  Collins ,  ©1972. 
 - 160 pages :  17 cm 
 - The Nancy Drew Mystery Stories .
<br/><br/><label>ISBN: </label>9780001604186 (hardback) 
<br/><br/><label>Index Terms--Genre/Form: </label><br/>Youth Fiction<br/>Mystery fiction<br/> Suspence Fiction<br/>Girls Stories
<br/><br/><label>Dewey Class. No.: </label>ETF KEEN