McCaskey, H.D. <br/><br/>
Gold and silver in 1913 :   (General Report). 

 - Washington, D.C.  Government Printing Office  1914 
 - pp. 845-885 
<br/><br/> Impreso 
<br/><br/><br/>Ingles 
<br/><br/><label>Subjects--Topical Terms: </label><br/>MINERIA