Naxos Music Library This link opens in a new windowOver 100,000 CDs, equivalent to over 1.5 million tracks, available for streaming, Each month over 800 new CDs are added. Includes music notes, cover artwork, tracklist, instrumentation and publisher information. Advanced search enables search by 10 different categories, including playing time, year of composition, label, instrument and category. Limited to five simultaneous users -- log out when finished.