Wiener Musikverein Quartett [Rainer Kuchl (violin 1) Eckhard Seifert (violin 2) Heinz Koll (viola) Franz Bartolomey (cello)]
Peter Schmidl (clarinet) Wiener Musikverein Quartett [Rainer Kuchl (violin 1) Eckhard Seifert (violin 2) Heinz Koll (viola) Franz Bartolomey (cello)]