Roy, B.C. <br/><br/>
Recent palaeobotanical advances in the study of godwanas in India 
B.C. Roy 
 - Lucknow  Birbal Sahni Institute of Palaeobotanical  1964 
 - 9p.;  25cm.- 
 - Sir Albert Charles Seward memorial lecture; no.11. .
<br/><br/><label>Dewey Class. No.: </label>561.190954  / ROY