Lang, Herbert, <br/><br/>
Matte smelting its principles and later developments discussed :  With an account of the pyritic processes / 
By herbert Lang 
 - 98 páginas 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Sulfuros<br/>Metalurgia
<br/><br/><label>LC Class. No.: </label>TN673  / L35