A non-official collection with more than 60 years of classical Avant-Garde Electronic music. It includes 62 CDs in total with a lot of rare and historical stuff.
All CDs rips were made using Linux's Sound Juicer wich uses by default the official FLAC encoder for lossless ripping.
CD 20 includes works by Jean-Claude Risset, Karlheinz Stockhausen and Christian Clozier.

Track list of CD 20:
01 - Risset, Jean-Claude - Mutations – 1969
02 - Stockhausen, Karlheinz - Kurzwellen - Mai 1968 (stretch) - tam-tam, ciola, electronium, piano, 2 microphones, 2 filters, 4 potenciometers
03 - Stockhausen, Karlheinz - Kurzwellen mit Beethoven (Stockhoven-Beethausen Opus 1970) - Das Heiligenstädter-Testament-Geschehen
04 - Stockhausen, Karlheinz - Kurzwellen mit Beethoven (Stockhoven-Beethausen Opus 1970) – Finale
05 - Clozier, Christian - La Discordatura - 1970