Dixon, Franklin W. <br/><br/>
The secret of the Old Mill / 
Franklin W. Dixon. 
 - New York :  Grosset & Dunlap,  1993. 
 - 174 p. :  illus. ;  20 cm. 
 - His Hardy Boys mystery stories  3 .
<br/><br/> Frank and Joe Hardy solve the mystery of the old mill. 
<br/><br/><label>ISBN: </label>0-448-08903-3 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Fiction : Juvenile audience