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You searched for: Date Created 1873 Remove constraint Date Created: 1873 Publisher Indiana. Geological Survey Remove constraint Publisher: Indiana. Geological Survey Subject Topical Subject: IGS Annual Reports Remove constraint Subject: Topical Subject: IGS Annual Reports

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  • Map of a stone fortification and mounds on the Ohio River 3 miles east of Charlestown, Clarke Co., Indiana
  • Map showing the deposits of ores & coal in Rh. Prussia & Westphalia
  • Map of Warren County, Indiana