Music Online This link opens in a new windowMost comprehensive database in streaming audio, video, reference, and scores on the web.Single cross-searchable platform that can potentially cross-search any combination of subscribed databases. When complete, Music Online will offer more than 400,000 audio tracks, 400,000 scores, 100,000 pages of music reference, and over 500 hours of video. Every object in the collection is indexed for subjects, historical events, genres, people, cultural groups, places, time periods, ensembles.