Bennett, Hugh Hammond, 1881-1960. <br/><br/>
Elements of soil conservation 
by Hugh Hammond Bennett 
 - 2nd ed. 
 - New York  McGraw-Hill Book  1955 
 - x, 358 p.  : ill.  ; 21 cm. 
<br/><br/><label>LCCN: </label>53-012044 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Soil conservation--United States<br/>Erosion