http://www.rssboard.org/rss-specification 720 http://catalog.wrhs.org/collections/search?f4-format%3DBook;f5-subject%3DUnited%20States%20--%20Politics%20and%20government%20--%201861-1865;f6-subject%3DUnited%20States%20--%20Politics%20and%20government%20--%201848-1861 Results for your query: f4-format=Book;f5-subject=United States -- Politics and government -- 1861-1865;f6-subject=United States -- Politics and government -- 1848-1861 Thu, 01 Jan 1970 12:00:00 GMT 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