Amadeus Quartet
Walter Klien (piano) Amadeus Quartet Nobert Brainin (violin) Peter Schidlof (viola) Martin Lovett (cello)
Amadeus Quartet Rainer Zepperitz (double bass)
Amadeus Quartet Norbert Brainin (Violin 1) Siegmund Nissel (Violin 2) Peter Schidlof (Viola) Martion Lovett (Cello)