APLAN, F. F. Y OTRO <br/><br/>
SOLUTION SYMPOSIUM MINING 1974 

 - 0 
 - U.S.A.  AME. INST. MINING METALL.  1974 
 - 469 pag  23 cm 
 - 0  0 .
<br/><br/>MINING-SOLUTION/1974 
<br/><br/><label>Subjects--Topical Terms: </label><br/>CIENCIAS PURAS
<br/><br/><label>Dewey Class. No.: </label>549  / A165