Four fantastic electonic compositions produced at Utrecht's Studio voor Elektronische Muziek between 1965 and 1969, released on DGG's famed "Avantgarde" contemporary/electronic music series in 1970.
Milestone!! Rainer Riehn (1941–2015) was a German musicologist, conductor and composer of avant-garde music. He is best known for being the long-time partner and collaborator of Heinz-Klaus Metzger with whom he published the journal "Musik-Konzepte" between 1977 and 2003, devoted to the musical avant-garde of all eras. Together, they also founded the Ensemble Musica Negativa in 1969, committed to radical music by John Cage, Morton Feldman, Dieter Schnebel, a.o., for which Riehn served as the con…