Near fine condition.George Allen & Unwin,1978.First edition-first printing.Dark blue hardback(gilt lettering to the spine) with Dj(a couple of nicks,creases and a scratch on the Dj cover),both in near fine condition.Illustrated with a colour map inside the front and back cover,b/w drawings,.Nice and clean pages as new with light shelf wear on the outer edges,small crease on the edge of the pages,light shelf wear on the Dj cover.Nice and clean book.392pp including Notes,bibliography and index.First edition.