Comber, Norman Mederson, 1888-1953. <br/><br/>
An Introduction to the scientific study of the soil 

 - 4th ed. W. N. Townsend 
 - London  Edward Arnold  1960 
 - 232 p. : ill. ; 19 cm. 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Soil science