Chattoraj, R.N. <br/><br/>
The Story of coal/ 
R.N. Chattoraj 
 - Dhanbad:  Dhanbad Pub,  1977 
 - 52 p.;  16 cm. 
<br/><br/><label>ISBN: </label> Rs. 1.50 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Coal mines and mining--History<br/>Mines and mineral sources--History and development<br/>Mineral industries--Hhistory
<br/><br/><label>Dewey Class. No.: </label>622.62