1962. Revised edition. 245 pages. Illustrated dustjacket over brown cloth. Black & white illustrations. Pages remain bright and clear with minimal tanning and foxing. Heavier tanning to endpaper & pastedowns. 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 light edgewear with tears and creasing. Jacket has moderate tanning.