Shelton, John S. <br/><br/>
Geology illustrated / 
drawings by Hal Shelton. 
 - ed. 
 - San Fransisco :  W. H. Freeman and Company,  1966. 
 - xii, 434  p. :  illus ;    cm. 
<br/><br/>Includes index. 
<br/><br/><label>ISBN: </label> $ 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Geology.