1968. 73rd Issue. 1154 pages. Illustrated dust jacket over blue cloth covered boards with gilt. Pages remain clear with minimal tanning and foxing. Previous owner's inscription to front free end-paper. Some occasional mild cracking to gutters throughout, binding is shaky. Colour map in rear pocket present. Boards have moderate edge-wear with bumping to corners and rubbing to surfaces. Mild crushing to spine ends. Book has a slight forward lean. Unclipped jacket has moderate edge-wear with chips, tears and creasing.