Report of the coal price revision committee on the Bengal -Bihar coalfield and the outlying coalfield. 

 - India  Govt of India.          1959 
 - 56p.  cm. 
<br/><br/><label>Source: </label> General Book 
<br/><br/><label>Dewey Class. No.: </label>X9(F551).262.N59r, J9