http://www.rssboard.org/rss-specification 720 XTF Search Results (docsPerPage=100;f4-subject=Air shows) http://norton.wrhs.org/collections/search?docsPerPage%3D100;f4-subject%3DAir%20shows Results for your query: docsPerPage=100;f4-subject=Air shows Thu, 01 Jan 1970 12:00:00 GMT World airshow news. 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