Search

Start Over Subject Mineral industries Year 1947 Bounding Box -40.000931 39.999015 -39.999064 40.000987

1. 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.

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.

Limit your search