Filters
Date Range
Extensions
Categories
|
Alfred C. Walker, geologist and head of the Water Inventory Section of the Ohio Geological Survey. The Water Inventory Section was part of the Ohio Geological Survey between 1973 through 1976. The section mapped the surface and subsurface water resources in Ohio. The image was taken in 1973.
Stream gage measurements in Raccoon Creek, Gallia County, Ohio. This is part of the field work activities of the Regional geology Section of the Ohio Geological Survey. The image was taken by John H. Melvin in 1952.
James J. Schmidt looking at strip logs for water wells. James was a geologist in the Water Inventory Section of the Ohio Geological Survey. The Water Inventory Section was part of the Ohio Geological Survey between 1973 through 1976. The section mapped the surface and subsurface water resources in Ohio.
|
|