http://www.rssboard.org/rss-specification 720 XTF Search Results (docsPerPage=100;f173-subject=Ohio. -- Division of Geological Survey -- Bibliography) http://norton.wrhs.org/collections/search?docsPerPage%3D100;f173-subject%3DOhio.%20--%20Division%20of%20Geological%20Survey%20--%20Bibliography Results for your query: docsPerPage=100;f173-subject=Ohio. -- Division of Geological Survey -- Bibliography Thu, 01 Jan 1970 12:00:00 GMT Publication list and The story of Ohio's mineral resources, 1838-1953. Ohio Division of Geological Survey., Ohio Division of Geological Survey. 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