http://www.rssboard.org/rss-specification 720 XTF Search Results (docsPerPage=100;f277-subject=History -- Sources -- Publishing -- Congresses) https://catalog.wrhs.org/collections/search?docsPerPage%3D100;f277-subject%3DHistory%20--%20Sources%20--%20Publishing%20--%20Congresses Results for your query: docsPerPage=100;f277-subject=History -- Sources -- Publishing -- Congresses Thu, 01 Jan 1970 12:00:00 GMT The Publication of American historical manuscripts. Dunlap, Leslie W. (Leslie Whittaker), 1911-, Shelley, Fred., University of Iowa, United States National Historical Publications and Records Commission. 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