Bennett, Hugh Hammond. <br/><br/>
Soils and security 

 - Washington :  Soil Conservation Service,  1941 
 - 25 p.  : ilus. 
<br/><br/><label>LCCN: </label>14849 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Erosión--Prevención y control.