http://www.rssboard.org/rss-specification 720 https://cylinders.syr.edu/xtf/search?docsPerPage%3D100;f1-series%3DEdison%20Blue%20Amberol;f3-realSubject%3DPopular%20music;f4-realSubject%3DPopular%20music;f5-language%3DEnglish;f6-realSubject%3DVocal%20duets%20with%20orchestra;f7-realSubject%3DOperas%20--%20Excerpts;f8-realSubject%3DSongs%20with%20orchestra Results for your query: docsPerPage=100;f1-series=Edison Blue Amberol;f3-realSubject=Popular music;f4-realSubject=Popular music;f5-language=English;f6-realSubject=Vocal duets with orchestra;f7-realSubject=Operas -- Excerpts;f8-realSubject=Songs with orchestra Thu, 01 Jan 1970 12:00:00 GMT https://cylinders.syr.edu/xtf/view?docId=metsmods/belfer_cylinders.78663.metsmods.xml https://cylinders.syr.edu/xtf/view?docId=metsmods/belfer_cylinders.78663.metsmods.xml Wed, 01 Jan 1913 12:00:00 GMT