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Geology, Stratigraphic--Paleozoic
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Geology, Stratigraphic--Carboniferous
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Geology, Stratigraphic--Mississippian
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Madison Group
Madison Group
Geographic
sh94005946
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id.loc.gov
Broader Terms (2)
Geology, Stratigraphic--Mississippian
Groups (Stratigraphy)--West (U.S.)
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