LEADER 00000nam 2200000 a 4500 001 19748747 003 UkHlHU 034 1 a|b50000 040 UkHlHU 050 4 United Kingdom R136 110 2 British Geological Survey. 245 10 Wem|h[cartographic material]. 250 Solid and drift ed. 255 1:50,000. 260 Keyworth :|bBritish Geological Survey,|c1990. 300 1 map ;|c39 x 58 cm. 440 0 Geological survey of Great Britain (England and Wales).|p1 :50,000 series ;|v138 440 0 British Geological Survey 1:50,000 series.|pEngland and Wales ;|v138 500 Originally published by the Ordnance Survey in 1907. 650 0 Geology|zEngland|zShropshire|vMaps. 651 0 Wem (England)|vMaps. 710 1 Great Britain.|bOrdnance Survey. 710 2 British Geological Survey.
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