1977. First Published. Unpaginated. No dust jacket. Blue cloth with gilt lettering. Blue slipcase. Colour illustrated map plates. Pages and plates are bright and clear with no visible markings; subtle tanning to text block edges. Binding remains firm throughout. Boards have minor corner bumping and edgewear. Spine has very light tanning with soft crushing to ends. Lettering remains bright and clear. Book has a slight forward lean. Slipcase is moderately scuffed, tanned and stained.