Land usage and soil erosion in Africa :    a report of the speeches at the Dinner of the Royal African society, 1st Dec., 1937. 

 - London,    NewYork :    macmillan and Co.Ltd.,    1938. 
 - 19 p. ;    21 m. 
<br/><br/>  Supplement to the " Journal of the African Society," January, 1938. 
<br/><br/><label>Subjects--Topical Terms: </label><br/> Land use.<br/> Soil erosion.
<br/><br/><label>Dewey Class. No.: </label>AF 631.45096 ROY