Geological Survey of Great Britain. Great Britain. Geological Survey of England and Wales. Sheet 157 solid and drift. Great Britain. Ordnance Survey of England. North Decimal Degree 52.716700. South Decimal Degree 52.5500. East Decimal Degree -0.3500. West Decimal Degree -0.7833. In upper left margin: Ordnance Survey of Great Britain (Sixth edition). Relief shown by contour interval and spot heights. Transverse Mercator projection. National grid system. "Original geological survey on the one-inch scale by J. W. Judd on Old Series Sheet 64, Solid Edition, published 1872. Drift surveyed by W. H. Holloway and S. B. J. Skertchly, published 1877. Resurveyed on the six-inch scale between 1939 and 1947 by G. A. Kellaway, et al.".