http://www.rssboard.org/rss-specification 720 XTF Search Results (docsPerPage=100;f8-subject=Security classification (Government documents) -- United States) https://catalog.wrhs.org/collections/search?docsPerPage%3D100;f8-subject%3DSecurity%20classification%20(Government%20documents)%20--%20United%20States Results for your query: docsPerPage=100;f8-subject=Security classification (Government documents) -- United States Thu, 01 Jan 1970 12:00:00 GMT Classified files: the yellowing pages; a report on scholars' access to government documents. Barker, Carol M., Fox, Matthew H., Twentieth Century Fund 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