http://www.rssboard.org/rss-specification 720 XTF Search Results (docsPerPage=100;f5-subject=Trace analysis) http://norton.wrhs.org/collections/search?docsPerPage%3D100;f5-subject%3DTrace%20analysis Results for your query: docsPerPage=100;f5-subject=Trace analysis Thu, 01 Jan 1970 12:00:00 GMT Analyses of Ohio coals, 1977-1978. Botoman, George., Stith, David A., 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 Analyses of Ohio coals, 1982-1984. Botoman, George., Stith, David A., 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