Hansjorg Schellenberger (oboe)

Philharmonia Quartett Berlin:
Edward Zienkowski (Vln.)
Kunio Tsuchiya (Vla.)
Jan Diesselhorst (Vlc.)

Sabine Meyer (Cl.)

Philharmonia Quartett Berlin:
Edward Zienkowski (Vln.1)
Walter Scholefield (Vln.2)
Kunio Tsuchiya (Vla.)
Jan Diesselhorst (Vlc.)

Norbert Hauptmann (horn)
Philharmonia Quartet Berlin
[Edward Zienkowski (violin)
Walter Scholefield (viola)
Kunio Tsuchiya (viola)
Jan Diesselhorst (cello)]