Vorobjev, Boris M. <br/><br/>
Advanced coal mining / 
Boris M. Vorobjev and Ramrao T. Deshmukh 
 - Dhanbad :  Kusum Deshmukh,  1964 
 - 2v. :  ill. ;  22 cm. 
<br/><br/> Incldues index  Library has 2 cops. of vol. 1, 2 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Coal mines and mining<br/>Energy industries--India<br/>Mines and mineral sources
<br/><br/><label>Dewey Class. No.: </label>622.33