SINGARENI COLLIEIRIES CO., Ltd. Hyderabad-Deccan   Annual report Hyderabad, The singareni collieries co. Ltd., 1947-1951    

 - Hyderabad  1947 
<br/><br/><label>Source: </label> General Book 
<br/><br/><label>Dewey Class. No.: </label>X9(F551).225.N51<--N47s, N47