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You searched for: Creator Atherton, Elwood, 1909- Remove constraint Creator: Atherton, Elwood, 1909- Publisher Indiana. Geological Survey Remove constraint Publisher: Indiana. Geological Survey Subject Geographic Subject: Illinois Remove constraint Subject: Geographic Subject: Illinois

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  • Geologic map of the 1¬¨‚àû x 2¬¨‚àû Danville quadrangle, Indiana and Illinois, showing bedrock and unconsolidated deposits