CAROLYN KEENE <br/><br/>
The clue of the velvet mask 
CAROLYN KEENE 
 - New York  Grosset & Dunlap  1997 
 - vii, 177 pages:  illustrations  19cm. 
<br/><br/> In The Clue of the Velvet Mask, Nancy Drew investigates a series of mysterious events involving thefts and disappearances at a theater. A valuable diamond necklace has gone missing, and Nancy notices suspicious activity connected to a masked figure. 
<br/><br/><br/>English  
<br/><br/><label>ISBN: </label>0-448-09530-0 
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