1. Grand Duo Concertante, Opus 48 Collection: Concert Programs (SOM) Contributers: Von Weber, C. M. (composer), Anthony R. Simons (clarinet), John Krebs (piano), Lisa K. Roevekamp (flute), and Sanford Berry (bassoon) Performance: Master of Music Clarinet Recital Performance Date: 1980-07-13 Location: Music and Performing Arts Library, University of Illinois Concert Program: v.29 p.472