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- Geological Survey (U.S.)11
- Brunnacker, K., geologist1
- Canada. Surveys and Mapping Branch1
- Geological Survey (U.S.), issuing body1
- Kentucky Geological Survey, cartographer, publisher1
- Missouri. Division of Geological Survey and Water Resources1
- Tennessee Valley Authority. Maps and Surveys Branch, cartographer1
- United States. Army Map Service1
- United States. Office of Strategic Services. Research and Analysis Branch1
