SWR Digital

Jozef de Beenhouwer (piano)

Einar Steen-Nøkleberg (piano)

Claus Kanngiesser (cello), Nerine Barrett (piano)

Sonare Quartet

Sontraud Speidel (piano)

Karl-Heinz Schlüter (piano)

Klaus Storck (cello), Helga Sengeleitner (piano)

Max Rostal (violin), Maria Bergmann (piano)

Erika Köth (soprano), Peter Backhaus (piano)

Branka Musulin (piano)

Hans Müller-Kray