Ordway, Richard J.  1918- <br/><br/>
Earth science / 
by Richard J. Ordway 
 - New York :  Van Nostrand Company Princeton,  1966 
 - 705 p. :  ill. ;  25 cm. 
<br/><br/>Bibliography : p. 691-694 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Earth sciences<br/>Astronomy