Cambridge University Press, 1939. First edition, large 8vo., pp.vii,72, black cloth backed, lettered in blue, with pictorial blue paper-covered boards, pictorial title, b/w map, numerous b/w illustrations, including 4 photographic illustrations; light foxing to top edges, light rubbing to extremities, a very good copy indeed, in price-clipped dust-jacket, which has 3cm closed tear to front upper LH corner, and small area of loss at headband, small area of loss to rear upper RH corner, a little rubbing and small closed tears to edges, overall very good, and now in a protective cover.