1963. Reprinted. 160 pages. Blue dust jacket over white paperback. Contains black and white illustrations throughout. Pages remain bright and clear with minimal tanning and foxing. Thumb-marking present. Binding remains firm. Paper covers have mild edge-wear with slight rubbing to surfaces. Some curling to corners. Light brown marks to covers. Unclipped jacket has moderate edgewear with chips, tears and creasing. Some tanning to spine. Noticeable rubbing to surfaces. Scuffing to edges.