1963. Reprinted with Corrections. 280 pages. Pictorial dust jacket over blue cloth. Book mark attached to spine. Black and white illustrations and colour maps throughout. Black and white photographic frontispiece. Binding remains firm. Pages and illustrations have light tanning and foxing throughout. Pencil inscription to front free endpaper. Boards have light shelf-wear with corner bumping. Very slight crushing to spine ends. Unclipped jacket has light edgewear with tears and creasing.