http://www.rssboard.org/rss-specification 720 https://cylinders.syr.edu/xtf/search?docsPerPage%3D100;f3-realSubject%3DPopular%20music;f4-series%3DEdison%20Blue%20Amberol;f5-realSubject%3DPopular%20music;f7-realSubject%3DBlues%20(Music);f8-realSubject%3DSongs%20(High%20voice)%20with%20orchestra Results for your query: docsPerPage=100;f3-realSubject=Popular music;f4-series=Edison Blue Amberol;f5-realSubject=Popular music;f7-realSubject=Blues (Music);f8-realSubject=Songs (High voice) with orchestra Thu, 01 Jan 1970 12:00:00 GMT https://cylinders.syr.edu/xtf/view?docId=metsmods/belfer_cylinders.80025.metsmods.xml https://cylinders.syr.edu/xtf/view?docId=metsmods/belfer_cylinders.80025.metsmods.xml Thu, 01 Jan 1925 12:00:00 GMT