Sixteenth Edition. 376 pages. Blue and white dust jacket over blue and white paper covered boards. Pages remain bright and clear with minimal tanning and foxing. Thumb-marking present. Visible creasing to gutter. Binding remains firm. Boards have mild edge-wear with slight rubbing to surfaces. Visible crushing to spine ends. Some tanning to spine and edges. Some splits to spine ends. Light scuffing to edges. Unclipped jacket has heavy edgewear with some areas of loss, heavy tears, chips and, creasing. Visible tanning to spine. Noticeable rubbing to surfaces. Scuffing to edges.