LibGuides: Music 555: Music Dramas of Richard Wagner: Locate Music

Listen to Music Online

Medici.tv
Streaming videos of current and archived opera performances, classical concerts, and ballets.
Metropolitan Opera on Demand

View streaming performances from 575 full-length Metropolitan Opera performances
Naxos Video Library

Find and watch streaming videos of classical music performances, opera, ballet, live concerts and documentaries
Naxos Music Library

Find and listen to classical music online
Music & Performing Arts

Find audio and video spanning all time periods from hundreds of thousands of seminal artists, composers, choreographers, and ensembles

To find recordings in the library catalog,

To find scores in the library catalog,

Go to the Music Library home page
Click on Scores Only in the search box, which will limit your search to music recordings.
There is also a list of links to online scores under Online Scores / Sheet Music

Oxford Music Online
Grove works lists provide indexing for scholarly composer editions.
RILM Index to Scores and Collected Editions
Find scores for individual pieces of music published in standard scholarly editions, series and sets.