http://www.rssboard.org/rss-specification 720 https://cylinders.syr.edu/xtf/search?docsPerPage%3D100;f2-realSubject%3DPopular%20music;f3-language%3DWelsh;f4-realSubject%3DSongs,%20Welsh;f5-realSubject%3DVocal%20quartets;f6-series%3DEdison%20Blue%20Amberol Results for your query: docsPerPage=100;f2-realSubject=Popular music;f3-language=Welsh;f4-realSubject=Songs, Welsh;f5-realSubject=Vocal quartets;f6-series=Edison Blue Amberol Thu, 01 Jan 1970 12:00:00 GMT https://cylinders.syr.edu/xtf/view?docId=metsmods/belfer_cylinders.78614.metsmods.xml https://cylinders.syr.edu/xtf/view?docId=metsmods/belfer_cylinders.78614.metsmods.xml Wed, 01 Jan 1913 12:00:00 GMT