Located on the second and third levels of the USC School of Music, the Music Library's collection includes over 90,000 books and scores, 120 online and print periodical subscriptions, 70,000 sound recordings in all formats, and over 800 videos and DVDs. Thirty carrels are equipped for in-house viewing and listening.  Electronic resources include The International Index to Music Periodicals, RILM, RIPM, Grove / Oxford Online, DRAM, and Naxos Music Library, the 24-hour online listening service.