Knox, Newton B. <br/><br/>
Tungsten deposits of Perú 

 - Englewood, CO  Mining Media  August 1945 
 - pp. 95-98 
<br/><br/><label>ISSN: </label>0095-8948 
<br/><br/><label>Subjects--Topical Terms: </label><br/>TUNGSTENO<br/>YACIMIENTOS MINERALES
<br/><br/><label>Subjects--Geographic Terms: </label><br/>PERU