Thirteenth Edition. 155 pages. Illustrative jacket over grey paper covered boards. Contains black and white illustrations throughout. Pages are moderately tanned and foxed throughout. Thumb-marking present. Noticeable creasing to gutter. Boards have moderate edge-wear with bumping to corners and rubbing to surfaces. Some tanning to spine and edges. Water staining to boards. Brown and white marks overall. Textblock is shaky. Unclipped jacket has heavy edgewear with some areas of loss, heavy tears, chips and, creasing. Notable tanning to spine. Visible rubbing to surfaces. Scuffing to edges and panels.