http://www.rssboard.org/rss-specification 720 XTF Search Results (docsPerPage=100;f8-subject=United States -- Maps -- Exhibitions) https://catalog.wrhs.org/collections/search?docsPerPage%3D100;f8-subject%3DUnited%20States%20--%20Maps%20--%20Exhibitions Results for your query: docsPerPage=100;f8-subject=United States -- Maps -- Exhibitions Thu, 01 Jan 1970 12:00:00 GMT Maps for an emerging nation: commercial cartography in nineteenth-century America : an exhibition at the Library of Congress. Ristow, Walter William, 1908-, Library of Congress 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