http://www.rssboard.org/rss-specification 720 XTF Search Results (f1-format=Book;expand=subject;f2-subject=Natural gas -- Geology -- Ohio) http://catalog.wrhs.org/collections/search?f1-format%3DBook;expand%3Dsubject;f2-subject%3DNatural%20gas%20--%20Geology%20--%20Ohio Results for your query: f1-format=Book;expand=subject;f2-subject=Natural gas -- Geology -- Ohio Thu, 01 Jan 1970 12:00:00 GMT Stratigraphy, structure, and production history of the Trenton Limestone (Ordovician) and adjacent strata in northwestern Ohio. Wickstrom, Lawrence H., Gray, John D., Stieglitz, Ronald D. http://catalog.wrhs.org/collections/view?docId=marc/skclmarc202890322046876.mrc http://catalog.wrhs.org/collections/view?docId=marc/skclmarc202890322046876.mrc Thu, 01 Jan 1970 12:00:00 GMT Supplemental core investigations for high-calcium limestones in western Ohio and discussion of natural gas and stratigraphic relationships in the Middle to Upper Ordovician rocks of southwestern Ohio. Stith, David A. http://catalog.wrhs.org/collections/view?docId=marc/skclmarc202890322046876.mrc http://catalog.wrhs.org/collections/view?docId=marc/skclmarc202890322046876.mrc Thu, 01 Jan 1970 12:00:00 GMT