Article

Chapter VIII. Description of the Coal Beds Now Operated in Northcentral Iowa

Author: Charles Rollin Keyes

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How to Cite: Keyes, C. R. (1894) “Chapter VIII. Description of the Coal Beds Now Operated in Northcentral Iowa”, Iowa Geological Survey Annual Report. 2(1). doi: https://doi.org/10.17077/2160-5270.1033