Dennis, William Herbert, 1904- <br/><br/>
Extractive metallurgy :  principles and application / 
by W. H. Dennis 
 - London :  Sir Isaac Pitman & Sons Ltd.,  1965 
 - ix, 371 p. :  ill. ;  23 cm. 
<br/><br/>Includes bibliographies 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Metallurgy