Bryson, Thomas <br/><br/>
Mining machinery. 

 - 2nd ed.  
 - London :  Sir Issac Pitman & Sons,  1946. 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Minería
<br/><br/><label>Index Terms--Genre/Form: </label><br/>Libro
<br/><br/><label>Universal Decimal Class. No.: </label>622.23