http://www.rssboard.org/rss-specification 720 XTF Search Results (docsPerPage=100;f255-subject=Clay -- Ohio) http://norton.wrhs.org/collections/search?docsPerPage%3D100;f255-subject%3DClay%20--%20Ohio Results for your query: docsPerPage=100;f255-subject=Clay -- Ohio Thu, 01 Jan 1970 12:00:00 GMT Potential use of beneficiated Ohio clay in the rubber industry. Carlton, Richard W. http://norton.wrhs.org/collections/view?docId=marc/skclmarc202890322046876.mrc http://norton.wrhs.org/collections/view?docId=marc/skclmarc202890322046876.mrc Thu, 01 Jan 1970 12:00:00 GMT Potential use of Ohio clays in the well-plugging industry. Carlton, Richard W. http://norton.wrhs.org/collections/view?docId=marc/skclmarc202890322046876.mrc http://norton.wrhs.org/collections/view?docId=marc/skclmarc202890322046876.mrc Thu, 01 Jan 1970 12:00:00 GMT