http://www.rssboard.org/rss-specification 720 XTF Search Results (docsPerPage=100;f70-subject=Smithsonian Institution -- Guidebooks) https://catalog.wrhs.org/collections/search?docsPerPage%3D100;f70-subject%3DSmithsonian%20Institution%20--%20Guidebooks Results for your query: docsPerPage=100;f70-subject=Smithsonian Institution -- Guidebooks Thu, 01 Jan 1970 12:00:00 GMT Visitor's guide to the Smithsonian Institution and United States National Museum in Washington. Rhees, William Jones, 1830-1907 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