Stretch, R. H. <br/><br/>
Prospecting, locating and valuing mines. 

 - New York :  Hill Publishing Company,  1908. 
 - 381 p. ;  16 cm 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Minería<br/>Prospección minera
<br/><br/><label>Index Terms--Genre/Form: </label><br/>Libro
<br/><br/><label>Universal Decimal Class. No.: </label>622.19