Sen, S P <br/><br/>
the Dictionary of National Biography.   Vol I (a-D), 

 - Calcutta  Institute of Historical Studies  1972 
 - 480p 
<br/><br/> includes index and biblioraphy 
<br/><br/><label>ISBN: </label> 100 
<br/><br/><label>Dewey Class. No.: </label>R64  / SE551