Memoria 

 - Lima  s.e.  1944 
 - 232 p. 
<br/><br/><label>Subjects--Topical Terms: </label><br/>CONGRESOS<br/>MINERIA<br/>PEQUEÑA MINERIA
<br/><br/><label>Subjects--Geographic Terms: </label><br/>PERU
<br/><br/><label>Universal Decimal Class. No.: </label>P/622.063(85)/C74