Chorley Richard J Historical and regional geomorphology,1890-1950 Chorley Richard J; Beckinsale Robert P - London Routledge Publications 1991 - xxii,496p cm. - History of the Study of Land Forms or Development of Geomrphology^b3 . Source: General Book Subjects--Topical Terms: Geomorphology Dewey Class. No.: U21, N1