Description: Numerical Reference key on left-hand side of map showing Places of Worship, Public Schools and Buildings, Hospitals, Dispensaries, Baths and Markets. Upper right-hand side of Map Index with alphabetical key to Receiving Offices and Pillar Letter Boxes location. 1850 (or1860) in ms top right-hand border. Russell P60 (1860ed) in ms Bottom Right edge. Published by William Lewis, 24, Union Passage, Bath. 2 and 4/10 inches to 3 Furlongs?