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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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Ullin Limestone (Ill. and Ind.)
Ullin Limestone (Ill. and Ind.)
Geographic
sh95003011
·
id.loc.gov
Broader Terms (3)
Formations (Geology)--Illinois
Formations (Geology)--Indiana
Geology, Stratigraphic--Mississippian
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