1972. Third edition. 237 pages. Pictorial dust jacket over pictorial paper covered boards. Pages with some foxing and tanning, particularly to endpapers and textblock edges. Binding remains firm. A previous owner's name to front free endpaper. Boards have mild shelf wear with light rubbing and corner bumping. Some moderate marking and tanning. Clipped jacket has heavy wear with tears, chipping and creasing. Some tape repairs. Some tanning and foxing to all surfaces, particularly to spine.