Union Coal Company Ltd   Annual report    

 - Calcutta  Union Coal Company          1950 
 - 1950(9p)  1951(11p)  1952(11p)  1953(11p)  1954(11p)  1955(11p)  1961(19p)  cm. 
<br/><br/><label>Source: </label> General Book 
<br/><br/><label>Dewey Class. No.: </label>X9(F551). 275.N55<---N50, No1s, K1