This map is pre owned but in very good condition The Ordnance Survey Keswick Map 1971 Edition is a one-inch map sheet featuring the Keswick area of England. Published by Ordnance Survey in 1971, this hiking map is part of the official series of maps for Great Britain. The map is in very good condition and is a valuable tool for those interested in geography and geosciences, providing detailed information about the region in a convenient folding map format.