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Start Over Place Ohio--Champaign County File Format TIFF Bounding Box -40.000931 39.999015 -39.999064 40.000987

1. Ground-water resources of Champaign County

Maps The Ohio State University Public content
1979. Crowell, Katie. Relief shown by contours and spot heights. Scale approximately 1:63,000. by Katie Crowell ; cartography, Craig A. Schottenstein. Includes location ... Ohio. Division of Water.

2. Ground-water resources of Champaign County

Maps The Ohio State University Public content
1985. Schmidt, James J. by James J. Schmidt. Relief shown by contours and spot heights. Scale 1:62,500 Includes location map. "Total copies printed: 500.". Ohio. Department of Natural Resources.

3. Sand and gravel resources of Columbiana County, Ohio

Maps The Ohio State University Public content
1986. Risser, Michele. Relief shown by contour lines and spot heights. Scale approximately 1:63,360 Includes text, 3 tables, location map, and water-well logs. by Michele... Ohio. Division of Geological Survey.