1951. Revised and reset. 304 pages. Illustrated dustjacket over white cloth. Black & white illustrations. Pages remain bright and clear with minimal tanning and foxing. Binding is weak. Boards have moderate edge-wear with bumping to corners and rubbing to surfaces. Spine has crushing to both ends. Book has forward lean. Clipped jacket has moderate edgewear with chips, tears and creasing. Sticker to front flap.