http://www.rssboard.org/rss-specification 720 XTF Search Results (docsPerPage=100;f5-subject=Geology, Stratigraphic) https://catalog.wrhs.org/collections/search?docsPerPage%3D100;f5-subject%3DGeology,%20Stratigraphic Results for your query: docsPerPage=100;f5-subject=Geology, Stratigraphic Thu, 01 Jan 1970 12:00:00 GMT The physical structure of the Ohio coal field. Whittlesey, Charles, 1808-1886, American Association for the Advancement of Science 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 Abstract of the physical geology of Lake Superior. Whittlesey, Charles, 1808-1886, American Association for the Advancement of Science Detroit Meeting. 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 Generalized section of rocks of Ohio. Stout, Wilber, b. 1876, Geological Survey of Ohio 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