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	Fritz Heinrich Klein (1892–1977) Die Maschine - Eine extonale Selbstsatire, ор. 1 Steffen Schleiermacher (piano) Recorded on November 15-16, 2006, Germany. (3) Zehn extonale Klavierstuecke (1922), ор. 4 Steffen Schleiermacher (piano) Recorded November 15-16, 2006, Germany. (2) Andante rubato (1929) Steffen Schleiermacher (piano) Recorded November 15-16, 2006, Germany. (1)