| Dated: | 1973 |
| Instrumentation: | Solo piano |
| Timing: | 11' |
| Premiere: | October 23, 1973 at the Lincoln Centre in New York, USA, performed by Marie Françoise Bucquet |
| Dedicated to: | Marie Françoise Bucquet |
| Commissioned by: | Marie Françoise Bucquet |
| Published: | Editions Salabert |
| Recordings available at Mode 80, Disques Montaigne 782005, Denon CO 1052, Vienna Modern Masters VN106 and Koch Schwann 311 802 |