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Start Over Year 1970 Place Indiana Publisher Indiana Department of Geology and Natural Resources

1. Map of southwestern Indiana showing locations of active coal mines

Maps Public content
1970. Hutchison, Harold C. (Harold Christy), 1925-. Blue line print. 'Base modified from Indiana Department of Conservation, Geological Survey. Base map of portion of western Indiana, 1951.' Includes... Indiana Department of Geology and Natural Resources.

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