Just looking for a sound recording or video (DVD, etc)?
Use an AUTHOR search to find sound/video recordings of composers and performers.
You have access to recordings from three sources -- the Catalog, Prospector, and WorldCat:
When searching the Catalog, Prospector, and WorldCat, try to
Think Broadly. Remember to think broadly when searching for materials - that is, to realize that your specific topic will probably be treated in books that cover a broader subject.
Once you find a resource relevant to your topic, use subject headings to help you find more.
Of course, you will also want to search for recordings with more specific information, such as performers, composers, titles of works.