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Start Over Institution The Ohio State University Year 1965 Bounding Box -40.000931 39.999015 -39.999064 40.000987

1. Geologic map and cross section of Ohio

Maps The Ohio State University Public content
1965. Pfannehecker, D. Includes color cross section. D. Pfannehecker. Scale 1:2,250,000. Ohio. Division of Geological Survey.

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