1971. 2nd Edition 3rd Printing. 297 pages. Pictorial dust jacket over green cloth. Contains black and white photographic plates. Pages remain bright and clear with minimal tanning and foxing. Binding remains firm. Boards have noticeable edge wear with corner bumping and rubbing to surfaces. Water staining to bottom of front board. Unclipped dust jacket. Panels to dust jacket have light edge wear with tears and creasing.