Third Edition. 189 pages. Pictorial dust jacket over blue paper covered boards. Contains black and white illustrations throughout. Pages remain bright and clear with minimal tanning and foxing. Thumb-marking present. Light creasing to gutter. Binding remains firm. Boards have mild edge-wear with slight rubbing to surfaces. Soft crushing to spine ends. Some tanning to spine and edges. Light mark to boards. Unclipped jacket has moderate edgewear with chips, tears and creasing. Loss to spine ends and edges. Visible tanning to spine. Noticeable rubbing to surfaces. Scuffing to edges.