Exhibition on view
ON AIR
The Sound of the Material in the Art of the 1950s to 1970s
– Kaiser Wilhelm Museum
Hermann Goepfert
Optophonium, 1961/62
Soundobjekt, Holz, Metall, Farbe, 57 Aluminiumplatten, 6 Lampen, Tonband, Lautsprecher
181 × 288 x 31,5 cm
Slg. Kunstmuseen Krefeld
© VG Bild-Kunst, Bonn 2021 