http://www.rssboard.org/rss-specification 720 XTF Search Results (f1-format=Map;expand=subject;f2-subject=United States -- Distances, etc) http://catalog.wrhs.org/collections/search?f1-format%3DMap;expand%3Dsubject;f2-subject%3DUnited%20States%20--%20Distances,%20etc Results for your query: f1-format=Map;expand=subject;f2-subject=United States -- Distances, etc Thu, 01 Jan 1970 12:00:00 GMT Traveller's guide: a map of the Ohio and Mississippi Rivers, extending from Pittsburgh to the Gulf of Mexico / by J. Duff. Duff, Joseph. 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