McWilliam, A.S. <br/><br/>
Soil fertility :    the story of a farm called green Cowden  in the County of Derbyshire /  
written by A. S. McWilliam. 
 - London :    Evans Brothers,    [n.d.] 
 - 48 p. :    ill. ;    19 cm. 
 - Young farmers club booklet ;    no. 12 .
<br/><br/><label>Subjects--Topical Terms: </label><br/> Soil fertility
<br/><br/><label>Dewey Class. No.: </label>631.422 MCW