http://www.rssboard.org/rss-specification 720 XTF Search Results (docsPerPage=100;f42-subject=Earth) http://norton.wrhs.org/collections/search?docsPerPage%3D100;f42-subject%3DEarth Results for your query: docsPerPage=100;f42-subject=Earth Thu, 01 Jan 1970 12:00:00 GMT The waters above the firmament: or The earth's annular system. Vail, Isaac Newton, 1840-1912 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 Evolution of the earth. Janes, Lewis George, 1844-1901 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