Tracks 1-1 and 1-2 recorded in Köln at WDR, Saal 2, 01.09.1995 Track 1-3 recorded at Studio für Elektronische Musik des WDR, 1961 Track 1-4 recorded in Köln at WDR, Saal 1, 08.03.1961 Track 1-5 and 1-6 recorded at Institut für Sonologie in Utrecht, 1967 Track 1-7 recorded at Institut für Sonologie in Utrecht, 1968 Tracks 2-1 to 2-60 recorded in Köln at WDR, Saal 2, 07.-08.09.1996 A note about disc 2: In this recording, the pages are played in ascending order, thus from 1 to 60. Any sequence of them is legal due to the lack of an overall form. The listener is advised to use the Random or Program function of his CD-player in order to enjoy different, random-determined or planned versions of any length. This CD is released on the occasion of Gottfried Michael Koenig's 80th birthday. The release would not be possible without the financial support of the Institute of Sonology / Royal Conservatory The Hague, The Société Gavigniès The Hague, Netherlands Culture Fund, NEAR / Donemus Amsterdam, Gaudeaumus Amsterdam. CD 1 1-4, CD 2 1-60 Ⓟ Produktionen des Westdeutschen Rundfunks Köln, 1961-1996 CD 1 5-7 Ⓟ Produktionen des Instituts für Sonologie, 1967-1968 Packaged in a gatefold sleeve. Includes 12-page booklet with notes in German and English.