Geological Survey of Great Britain. Great Britain. Geological Survey of England and Wales. Sheet 155 drift. Great Britain. Ordnance Survey of England. North Decimal Degree 52.733300. South Decimal Degree 52.5667. East Decimal Degree -1.2000. West Decimal Degree -1.6333. 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 A. C. Ramsay et al. Published on sheets 62 & 63 Old Series, 1855-56. Revised in part (Cambrian Rocks &c) by A. Strahan, M.A. 1886. Geolgoically resurveyed on the six-inch scale by C. Fox-Strangways and W.W. Watts, M.A. (Pre-cambrian Rocsk), and published with Drift, 1899. Colour-printed edition published 1910. Revised (Warwickshire Coalfied) by G. Barrow in 1912. Published with corrections 1932.".