Bedrock topography of Ohio
By: [compiled by E. Mac Swinford]
Contributors: Ohio. Division of Geological Survey
Series: GeoFacts -- no. 1
Publisher: Ohio Dept. of Natural Resources, Division of Geological Survey
Published: 1996
Place of publication: Columbus
Language: eng
Subjects: Geology -- Ohio; Ohio -- Maps, Topographical
Notes: Title from caption

"November 1996."

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