Non-ferrous metals:   Copper, Aluminium, Tin, Lead and Zinc  
/ United Nations Industrial Development Organization  
 - New York:   United Nations Publication,   1972 
 - x, 188p.  
<br/><br/><label>Subjects--Topical Terms: </label><br/>Chemical technology 
<br/><br/><label>Subjects--Index Terms: </label>Copper  
<br/><br/><label>Universal Decimal Class. No.: </label>669.2/.8(1-773)   / L2