PRIETO, CARLOS <br/><br/>
MINING IN THE NEW WORLD 

 - 0 
 - NEW YORK-U.S.A.  MCGRAW-HILL BOOK COMPANY  1973 
 - 239 pag  22 cm 
 - 0  0 .
<br/><br/>METALLURGICAL-MINING 
<br/><br/><label>Subjects--Topical Terms: </label><br/>CIENCIAS PURAS
<br/><br/><label>Dewey Class. No.: </label>549  / P86