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You searched for: Creator Cubberley, Ellwood P., 1868-1941 Remove constraint Creator: Cubberley, Ellwood P., 1868-1941 Publisher Indiana. Department of Geology and Natural Resources Remove constraint Publisher: Indiana. Department of Geology and Natural Resources Subject Topical Subject: Geology Remove constraint Subject: Topical Subject: Geology

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  • Map showing lines of geological sections and the relation of Trenton rock to sea level