Collection of performances, held at 1750 Arch Street, Berkeley, Calif., in building presently owned by the University of California, Berkeley Music Dept., by various singers, instrumentalists, and performing groups, vocal and instrumental, in the San Francisco Bay Area, including the Arch Ensemble, dating from Nov. 1972 through Jan. 1985.

All requests for permission to publish or quote from manuscripts must be submitted in writing to the Head of the Music Library.

Collection is open for research.