Bernal, J. D.  1901- <br/><br/>
Science in history / 
J. D. Bernal 
 - London :  Watts,  1951 
 - 967 p. :  ill., maps ;  25 cm. 
<br/><br/>Bibliography : p. 934 - 948 
<br/><br/><label>ISBN: </label> PND 42.00 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Science and civilization<br/>Civilization--History
<br/><br/><label>Dewey Class. No.: </label>509