XTF Search Results (docsPerPage=100;f70-subject=Salt mines and mining -- Ohio)

http://www.rssboard.org/rss-specification 720 XTF Search Results (docsPerPage=100;f70-subject=Salt mines and mining -- Ohio) https://catalog.wrhs.org/collections/search?docsPerPage%3D100;f70-subject%3DSalt%20mines%20and%20mining%20--%20Ohio Results for your query: docsPerPage=100;f70-subject=Salt mines and mining -- Ohio Thu, 01 Jan 1970 12:00:00 GMT Silurian rock salt of Ohio. Clifford, Michael J., Ohio Division of Geological Survey. https://catalog.wrhs.org/collections/view?docId=marc/skclmarc202890322046876.mrc https://catalog.wrhs.org/collections/view?docId=marc/skclmarc202890322046876.mrc Thu, 01 Jan 1970 12:00:00 GMT