Prieto, Carlos, 1898- <br/><br/>
Mining in the New World: consulting 

 - New York  McGraw-Hill  1973 
 - xvii,239p.  23cm. 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Mines and mineral resources
<br/><br/><label>LC Class. No.: </label>TN27.5.P713