1970. Third Printing. 192 pages. Blue dust jacket over blue cloth. Pages remain bright and clear with minimal tanning and foxing. Thumb-marking present. Visible creasing to gutter. Boards have mild edge-wear with slight rubbing to surfaces. Some bumping to corners. Soft crushing to spine ends. Light tanning to spine and edges. Small marks to boards. Textblock is shaky. Clipped jacket has moderate edgewear with chips, tears and creasing. Light tanning to spine. Notable rubbing to surfaces.