Quarto (265 x 175 mm.), full contemporary limp red morocco, with locking flap (later?), rebacked, with pocket at the end and one later endpaper. With engraved title page, an Advertisement, Directions and Explanation leaf, Index, Parliamentary Representation, pp. ii, 8, (4), folding general map of England and Wales (with fold repair) and 25 double page engraved maps all in early outline colour, complete with blank endpapers. With some light offsetting, otherwise a good example.