This is the second side of a (rare and ridiculously expensive) collaboration LP by Joseph Beuys and Henning Christiansen circa 1973. Somebody reissue this (affordably), please!
◇ Henning Christiansen - Abschiedssymphonie - YouTube
http://youtu.be/_vCU67S767o
◇ Henning Christiansen - Abschiedssymphonie (Vinyl, LP) at Discogs
Featuring [Telephone] – Joseph Beuys
Mixed By – Jean Martin
Piano, Recorded By, Mixed By – Henning Christiansen
Piano, Violin – Nam June Paik
Recorded By – Ernst Kretzer, Esben Christiansen, Lorenzo Mammi, Thomas Stelter
http://www.discogs.com/Henning-Christiansen-Abschiedssymphonie/release/724720
◇ Henning Christiansen - Symphony Natura Op. 170 (full album) - YouTube
Symphony Natura Op. 170 was initially performed by Henning Christiansen as an eight-hour-long audio sequences in Rome's zoo in 1985 on eight loudspeakers in collaboration with Lorenzo Mammi.
This recording of Symphony Natura Op. 170 was originally released as part of the "Fluxus Anthology 30th Anniversary 1962-1992 Sound Events" a cassette box set with eight C90 cassette tapes, released on Slowscan in 1982 and re-realesed as an individual vinyl album on the same label in 2006.
◇ UbuWeb Sound :: Henning Christiansen
http://www.ubu.com/sound/christiansen.html