Cox, K G <br/><br/>
Introduction to the practical study of Crystals, Minerals and Rocks   
by K G Cox, N B Price and B Harte 
 - London  McGraw Hill  1967 
 - vi, 245p 
<br/><br/><label>ISBN: </label>070840350 
<br/><br/><label>Dewey Class. No.: </label>548  / N74