Bernewitz, M. W. Von <br/><br/>
Handbook for prospectors and operators of small mines. 

 - 4th ed. 
 - New York :  McGraw-Hill,  1943. 
 - 547 p. :  il. ;  18,5 cm 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Minería<br/>Mina<br/>Prospección<br/>Tratados
<br/><br/><label>Index Terms--Genre/Form: </label><br/>Tratado
<br/><br/><label>Universal Decimal Class. No.: </label>622.19