Beyschlag, F. <br/><br/>
The deposits of the useful minerals &amp; rocks: their origin, form and content 

 - London  Macmillan and Company  1914-1916 
 - 2 ts.  ilus. 
<br/><br/><label>Subjects--Topical Terms: </label><br/>GEOLOGIA ECONOMICA<br/>METALOGENIA<br/>YACIMIENTOS MINERALES
<br/><br/><label>Universal Decimal Class. No.: </label>553/B43