Geological Survey of Great Britain. Great Britain. Geological Survey of England and Wales. Sheet 154 solid. Great Britain. Ordnance Survey of England. North Decimal Degree 52.733300. South Decimal Degree 52.5667. East Decimal Degree -1.6333. West Decimal Degree -2.0500. In upper left margin: Ordnance Survey of Great Britain. Relief shown by contour interval and spot heights.Transverse Mercator projection. National grid system. "Original geological survey published on Old Series one-inch maps in 1852, 1855, and 1856 wth revisions in 1885 and 1886. Re-surveyed on the six-inch scale between 1910 and 1913 by J. B. Hill et al. Published with Drift 1922.".