There are a several thousand compact discs, DVDs, VHS tapes, and phonograph records available through Mason Libraries. They are part of the media collection of the MUSIC LIBRARY in Fenwick Library (2604). The nearby listening stations include an Ion® analog-to-digital turntable which will convert the music from a record to an MP3 file on your USB flash drive as you play it.
Use Mason Library's Media Services page to help with your search.
Find additional electronic resources for performing arts, including streaming audio, here: http://infowiz.gmu.edu/dbs/subjects/music