First annual report 1967-68, 1970-71 

 - Bihar  Uranium Corporation of India ltd.       
<br/><br/> 1967-68 (40p), 1968-69 (45p), 1969-70 (48p), 1970-71 (50p), 
<br/><br/><label>Source: </label> General Book 
<br/><br/><label>Dewey Class. No.: </label>X9(E1691).273.N68-N62r, K8