Shimer, John A <br/><br/>
This sculptured earth ;  the landscape of America / 
John A. Shimer. 
 - New York:  Columbia University Press,  1969. 
 - 255 p. :  ill. ;  24 cm. 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Geology--United States<br/>Geodynamics<br/>Physical geography--United States