http://www.rssboard.org/rss-specification 720 XTF Search Results (docsPerPage=100;f295-subject=Opera -- Bibliography) https://catalog.wrhs.org/collections/search?docsPerPage%3D100;f295-subject%3DOpera%20--%20Bibliography Results for your query: docsPerPage=100;f295-subject=Opera -- Bibliography Thu, 01 Jan 1970 12:00:00 GMT Dramatic music (class M 1500, 1510, 1520): Catalogue of full scores. Library of Congress Music Division., Sonneck, Oscar George Theodore, 1873-1928 https://catalog.wrhs.org/collections/view?docId=marc/skclmarc202890322046876.mrc https://catalog.wrhs.org/collections/view?docId=marc/skclmarc202890322046876.mrc Thu, 01 Jan 1970 12:00:00 GMT