1965. Fourth Edition. 144 pages. Pictorial dust jacket over green cloth. Contains black and white plates throughout. Pages remain bright and clear with minimal tanning and foxing. Previous owner's inscription to front free endpaper. Noticeable creasing to gutter. Binding remains firm. Boards have mild edge-wear with slight rubbing to surfaces. Light crushing to spine ends. Minor marks to boards. Unclipped jacket has light edgewear with tears and creasing. Some tanning to spine. Noticeable rubbing to surfaces. Scuffing to edges.