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Start Over Subject Mineral industries Bounding Box -40.000931 39.999015 -39.999064 40.000987

1. Mineral industries map of Ohio, 1977

Maps The Ohio State University Public content
1977. Duffield, Susan L. Base map by U.S. Geological Survey. Scale approximately 1:500,000 compiled by Susan L. Duffield ; cartographer, R. Anne Berry. Ohio. Division of Geological Survey.

2. Mineral industry map of Ohio , 1947

Maps The Ohio State University Public content
1947. Geological Survey of Ohio. Library's c.2 mounted on cloth backing. "Prepared in cooperation with Division of Labor Statistics, Department of Industrial Relations, Divisions o... Ohio. Division of Geological Survey.

3. Mineral industry map of Ohio, 1947

Maps The Ohio State University Public content
1947. Geological Survey of Ohio. Library's c.2 mounted on cloth backing. "Prepared in cooperation with Division of Labor Statistics, Department of Industrial Relations, Divisions o... Ohio. Division of Geological Survey.

4. Mineral industry map of Ohio, 1956

Maps The Ohio State University Public content
1957. Smith, Robert W. Base map by U.S. Geological Survey. compiled by Robert W. Smith. Scale 1:500,000 ; Lambert conformal conic projection. Ohio. Division of Geological Survey.