Van Dersal, William R.   <br/><br/>
The land renewed :   William R. Van Dersal and Edward H. Graham. 
the story of soil conservation / 
 - New York :  Oxford university press,  c 1946. 
 - 106 p. :  ill. ;  24 cm. 
<br/><br/>322  322 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Soil conservation.
<br/><br/><label>Dewey Class. No.: </label>631.4 / V26l