Pryor, Edmund James <br/><br/>
Mineral processing / 
by E. J. Pryon 
 - 3rd ed. 
 - London :  Elsevier Applied Science,  1965 
 - ix, 844 p. :  ill. ;  23 cm. 
<br/><br/> Includes index 
<br/><br/><label>ISBN: </label>044420010x 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Ore--dressing