Geological Survey of Great Britain. Great Britain. Geological Survey of England and Wales. Sheet 251 solid and drift. Great Britain. Ordnance Survey of England. North Decimal Degree 51.700000. South Decimal Degree 51.5333. East Decimal Degree -2.0833. West Decimal Degree -2.5000. In upper left margin: Ordnance Survey of Great Britain. Relief shown by contour interval and spot heights. Transverse Mercator projection. National grid system. "Original one-inch geological survey published on Old Series Sheets 34 and 35. Survey on the six-inch scale in 1945-47 and 1957-1962 by R. Cave et al.".
