 The soloists were Aloys Kontarsky, piano, Johannes G. Fritsch, viola, , electronium, and Rolf Gehlhaar and David Johnson, percussion.Sound technicians were David Johnson and Werner Scholz, sound direction by the composer.Between January and April 1969, in Madison, Connecticut, Stockhausen created a new version of the Third Region of "Hymnen" by adding a part for orchestra.