Fourth Edition. 176 pages. No dust jacket. Grey paper covered boards. Contains black and white illustrations throughout. Pages are moderately tanned and foxed throughout. Pencil inscription to front free endpaper. Thumb-marking present. Noticeable creasing to gutter. Binding remains firm. Boards have moderate edge-wear with bumping to corners and rubbing to surfaces. Soft crushing to spine ends. Noticeable tanning to spine and edges. Marks overall. Water staining to boards.