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Geologic Map of West Virginia
1968 geological map of West Virginia. Also includes separate fold and fault coverages from the same map. In 1968 the West Virginia Geological and Economic Survey (WVGES)... -
Marcellus and other Devonian Shales
Map layers associated with the Marcellus Shale in the interactive mapping system include various Onondaga map layers. This is confusing to many users--i.e., why don't we use...