1971. 6th Printing. 176 pages. Pictorial dust jacket over green cloth. Binding remains firm. Pages are lightly tanned throughout. Previous owner's inscription to front free endpaper. Water mark to top edge of text block. Boards have moderate shelf-wear with bumping to corners and rubbing to surfaces. Slight crushing to spine ends. Unclipped jacket has heavy edgewear with areas of loss, heavy tears, chips, and creasing. Light tanning to spine and edges. Water marking to front panel.