The face of the earth / G.H. Dury. Dury, G. H. (George Harry), 1916- Geomorphology. Geology. GB402 .D87 1986 551.4 19 DUF Includes index. includes bibliographical references and index. London ; Boston : Allen & Unwin, 1966. 1966. 1986 Text xiv, 242 p. : eng