South Derbyshire Coalfields
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Map of South Derbyshire Coalfields:
from Royal Coal Commission 1871 - from Map 4.The vertical shading
indicates the presence of coal bearing strata beneath overlying formations
at depths under 4000 ft. The broken shading indicates that the precise
conditions are unknown.
The fathers of many of BGS students worked in the mines and, before
proper wash facilities were installed, could be seen coming home with faces
still black as coal.
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