Langdon-Davies, John. <br/><br/>
Man and his universe / 
John Langdon-Davies. 
 - London :  Harper,   1930. 
 - xviii, 334 p. :  ill. ;  25 cm. 
<br/><br/>340  340 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Cosmology.
<br/><br/><label>Dewey Class. No.: </label>113 / L25m