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USGS Thesaurus
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USGS Quadrangles
Winchester
quadrangle 1:250,000 scale
Subtopics
Campbellsville
Elizabethtown
Harrodsburg
Somerset
See also
Indiana
Kentucky
Mississippian aquifers
Ohio
Ordovician aquifers
Pennsylvanian aquifers
Silurian-Devonian aquifers
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