1958. This edition. 240 pages. Illustrated dustjacket over blue cloth. Black & white illustrations. Pages remain bright and clear with minimal tanning and foxing. Unequal tanning to endpaper corresponding with jacket flaps. Boards have moderate edge-wear with bumping to corners and rubbing to surfaces. Spine has crushing to both ends. Book has forward lean. Unclipped jacket has moderate edgewear with chips, tears and creasing. Water marking present.