Exercises (1973 - 75) - Wolff, Christian 1934- (Hat Hut Records, 1995)
Enth.: Exercise 1, 3 - 4, 6 - 8, 12, 15 - 16, 18. - Interpr.: Blum, Eberhard [Fl]. Dahinden, Roland [Pos]. Schleiermacher, Steffen [Kl]. Williams, Jan [Schz].