1967. 3rd Edition. 158 pages. Blue jacket over blue cloth with gilt lettering. Small sticker to front pastedown. Pen inscription to front free endpaper. Contains black & white illustrations. Pages are mildly tanned throughout. Text is clear. Binding remains firm. Boards have mild edge-wear with bumping to corners. Light sunning & crushing to spine. Gilt lettering remains bright and clear. Unclipped jacket. Panels have light edge wear with tears and creasing. Visible water staining to front panel.