| Day Song (a listening adventure) |
| Instrumentation: n.a. |
| Year: 1987 |
| Duration: 24 hours (version 1) or 12 hours (version 2) |
| Commission: n.a. |
| Premiere: Zurich, 12th September 1987 |
| Performer: the environment under scrutiny (ad lib.) |
| CD Recording: n.a. |
| Comments: a listening journey for an individual listener or a group of listeners |