Jeffreys, Harold <br/><br/>
The earth 
 its origin, history and physical construction 

 - 4th ed. 
 - Cambridge  Cambridge University Press  1959 
 - xvi, 420p. : ill 
<br/><br/><label>Subjects--Topical Terms: </label><br/>EARTH--ORIGIN, HISTORY,PHYSICAL CONSTRUCTION
<br/><br/><label>LC Class. No.: </label>QE 501 Jef