http://www.rssboard.org/rss-specification 720 XTF Search Results (f1-subject=History;f2-subject=Railroads;f3-subject=United States;f4-format=Periodicals and Newspapers) http://catalog.wrhs.org/collections/search?f1-subject%3DHistory;f2-subject%3DRailroads;f3-subject%3DUnited%20States;f4-format%3DPeriodicals%20and%20Newspapers Results for your query: f1-subject=History;f2-subject=Railroads;f3-subject=United States;f4-format=Periodicals and Newspapers Thu, 01 Jan 1970 12:00:00 GMT Classic trains. 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