http://www.rssboard.org/rss-specification 720 XTF Search Results (docsPerPage=100;f4-subject=Historic sites -- United States -- Guidebooks) https://catalog.wrhs.org/collections/search?docsPerPage%3D100;f4-subject%3DHistoric%20sites%20--%20United%20States%20--%20Guidebooks Results for your query: docsPerPage=100;f4-subject=Historic sites -- United States -- Guidebooks Thu, 01 Jan 1970 12:00:00 GMT Signers of the Constitution: historic places commemorating the signing of the Constitution. United States National Park Service. 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 A nation in motion: historic American transportation sites. United States Dept. of Transportation. Office of Environmental Affairs. 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 Historic landmarks of Black America. Cantor, George, 1941- 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 A tour guide to the Civil War. Cromie, Alice. 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