Ohio Shale
The Ohio Shale is a geologic formation in Ohio. It preserves fossils dating back to the Devonian period.
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Ohio Shale
The Ohio Shale is a geologic formation in Ohio. It preserves fossils dating back to the Devonian period.
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The Ohio Shale is a geologic f ...... g back to the Devonian period.
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Wikipage page ID
43,122,772
Wikipage revision ID
719,393,597
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The Ohio Shale is a geologic f ...... g back to the Devonian period.
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Ohio Shale
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