1960. Fourth Edition Reprinted. 464 pages. Beige dust jacket over brown cloth. Pages are lightly tanned and foxed throughout, heavier to endpapers. Occasional thumb-marking present. Previous owner's inscription to front free endpaper. Binding is slightly shaky. Boards have moderate edge wear with bumping to corners and rubbing to surfaces. Soft crushing to spine ends. Light tanning to spine and edges. Unclipped jacket has moderate edge wear with chips, tears and creasing. Some dark rubbing and marking to surfaces, with scuffing to edges. Mild tanning to spine and edges. Water staining to rear panel.