UNITED STATES DEPARTAMENT OF THE INETRIOR <br/><br/>
YEARBOOK MINERALS 

 - 0 
 - WASHINGTON  BEREAU OF MINES  1963 
 - 1410 pag.  24 cm 
 - 0  1 .
<br/><br/>YEARBOOK-MINERALS/1962 
<br/><br/><label>Subjects--Topical Terms: </label><br/>3298OBRAS GENER
<br/><br/><label>Dewey Class. No.: </label>050.549  / U61