Helm, Thomas <br/><br/>
Shark  unpredictable killer of the sea 

 - New York  Collier  1961 
 - 255 p.  Illustration 
<br/><br/><label>Subjects--Topical Terms: </label><br/>ZOOLOGY
<br/><br/><label>Dewey Class. No.: </label>597.31  / HEL