http://www.rssboard.org/rss-specification 720 XTF Search Results (docsPerPage=100;f1-realSubject=Concertina music;f2-realSubject=Operas -- Excerpts;f3-realSubject=Waltzes;f4-realSubject=Popular instrumental music) https://cylinders.syr.edu/xtf/search?docsPerPage%3D100;f1-realSubject%3DConcertina%20music;f2-realSubject%3DOperas%20--%20Excerpts;f3-realSubject%3DWaltzes;f4-realSubject%3DPopular%20instrumental%20music Results for your query: docsPerPage=100;f1-realSubject=Concertina music;f2-realSubject=Operas -- Excerpts;f3-realSubject=Waltzes;f4-realSubject=Popular instrumental music Thu, 01 Jan 1970 12:00:00 GMT Merry Widow Waltz. https://cylinders.syr.edu/xtf/view?docId=metsmods/belfer_cylinders.78894.metsmods.xml https://cylinders.syr.edu/xtf/view?docId=metsmods/belfer_cylinders.78894.metsmods.xml Wed, 01 Jan 1913 12:00:00 GMT