http://www.rssboard.org/rss-specification 720 https://cylinders.syr.edu/xtf/search?docsPerPage%3D100;f2-language%3DRussian;f3-realSubject%3DFolk%20songs,%20Russian;f5-realSubject%3DFolk%20songs,%20Russian;f6-realSubject%3DPopular%20music%20--%201921-1930;f7-realSubject%3DPopular%20music%20--%20Russia%20(Federation) Results for your query: docsPerPage=100;f2-language=Russian;f3-realSubject=Folk songs, Russian;f5-realSubject=Folk songs, Russian;f6-realSubject=Popular music -- 1921-1930;f7-realSubject=Popular music -- Russia (Federation) Thu, 01 Jan 1970 12:00:00 GMT https://cylinders.syr.edu/xtf/view?docId=metsmods/belfer_cylinders.78603.metsmods.xml https://cylinders.syr.edu/xtf/view?docId=metsmods/belfer_cylinders.78603.metsmods.xml Wed, 01 Jan 1913 12:00:00 GMT