http://www.rssboard.org/rss-specification 720 XTF Search Results (docsPerPage=100;f277-subject=Transportation -- United States -- Statistics) https://catalog.wrhs.org/collections/search?docsPerPage%3D100;f277-subject%3DTransportation%20--%20United%20States%20--%20Statistics Results for your query: docsPerPage=100;f277-subject=Transportation -- United States -- Statistics Thu, 01 Jan 1970 12:00:00 GMT National transportation statistics: summary report. United States Dept. of Transportation. 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