http://www.rssboard.org/rss-specification 720 XTF Search Results (docsPerPage=100;f76-subject=Geology, Stratigraphic -- Silurian) https://catalog.wrhs.org/collections/search?docsPerPage%3D100;f76-subject%3DGeology,%20Stratigraphic%20--%20Silurian Results for your query: docsPerPage=100;f76-subject=Geology, Stratigraphic -- Silurian Thu, 01 Jan 1970 12:00:00 GMT Silurian rocks in the subsurface of northwestern Ohio. Janssens, Adriaan. 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 An evaluation of "Newberry" analysis data on the Brassfield Formation (Silurian), southwestern Ohio. Stith, David A., Stieglitz, Ronald D. 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 The subsurface Silurian-Devonian big lime of Ohio. Owens, Gordon L. 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