Dorion, C.J. <br/><br/>
Exploitation des mines 

 - Paris  Lib. Polytechnique Baudry et Cie.  1893 
 - 667 p.  ilus. 
<br/><br/><label>Subjects--Topical Terms: </label><br/>MINERIA
<br/><br/><label>Universal Decimal Class. No.: </label>A/622/D92