Great Britain. Ordnance Survey of England. Great Britain. Geological Survey of England and Wales. Sheet 229 drift. Geological Survey of Great Britain. North Decimal Degree 51.866700. South Decimal Degree 51.7000. East Decimal Degree -4.1667. West Decimal Degree -4.5833. 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 one-inch scale by Sir H. T. De la Beche et al. Published on Old Series sheets 37, 38, 40, and 41 before 1845. Surveyed on the six-inch scale by A. Strahan, et al in 1902-06. Published on the one-inch scale in Solid and Drift editions in 1910. Millstone Grit and Coal Measures resurveyed on the six-inch scale and other minor amendments by A. A. Archer in 1951-4 and 1956. 2nd colour-printed Edition.".
