GILLULY, James Waters, AAron C  Woodford, A.O <br/><br/>
Principles of geology / 
[by] James Gilluly, AAron C.Waters, A.O.Woodford 
 - Woodford  W.H.Freeman And Company  1951 
 - 687 p. 
<br/><br/> Includes appendix and index 
<br/><br/><label>Dewey Class. No.: </label>910.11  / GIL