Great Britain. Ordnance Survey of England. Great Britain. Geological Survey of England and Wales. Sheet 25 solid and drift. Geological Survey of Great Britain. North Decimal Degree 54.833300. South Decimal Degree 54.6667. East Decimal Degree -2.0333. West Decimal Degree -2.4833. 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 on the six-inch scale by D. Burns, W Gunn and C.T. Clough in about 1875-77. Published on the one-inch scale on old series sheet 102 N.E. in 1883. Redrawn from original six-inch maps with alterations and additions by K.C. Dunham, F.R.S.".