- Instrumentalists of the Schola Cantorum Basiliensis, René Jacobs, Kurt Widmer, Guy de Mey
- Mainz Bach Choir, Diethard Hellmann, South West German Radio Symphony Orchestra, Baden-Baden, Ria Bollen, Adalbert Kraus, Kurt Widmer, Barbara Martig-Tuller
- Diethard Hellmann, Helena Jungwirth, Mainz Bach Choir, Verena Schweizer, Hans-Joachim Bartsch, Barbara Biermann, Friedreich Melzer, Mainz Bach Orchestra, Edith Wiens, Kurt Widmer
Kurt Widmer
Biography
Swiss baritone vocalist and educator who was an internationally acclaimed concert performer.