Dixon, Franklin W. <br/><br/>
The blackwing puzzle / 
Franklin W. Dixon ; illustrated by Paul Frame. 
 - London :  Armada,  1984. 
 - 205 p. :  ill. ;  18 cm. 
 - The Hardy boys mystery stories ;  80 .
<br/><br/><label>ISBN: </label>0006921833 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Mystery--Fiction.<br/>Detective and mystery stories.<br/>Young adult fiction.