Diamonds in industry :  automotive industry / 
De Beers Industrial Diamond Division 
 - Berkshire :  De Beers Industrial Diamond Division,  [1983] 
 - 35 p. :  ill.(some col.) ;  30 cm. +  pbk. 
 - Diamonds in industry .
<br/><br/>Includes bibliographical references. 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Automobile industry and trade.<br/>Diamonds, Industrial.<br/>Metal-cutting tools.
<br/><br/><label>Dewey Class. No.: </label>621.9