| Dated: | 1983 |
| Instrumentation: | Mixed choir, children's choir, brass (6,6,6,0 or multiples) and percussion |
| Timing: | 8' |
| Premiere: | June 21, 1983, simultaneously in several towns in the Nord - Pas - de - Calais region. |
| Dedicated to: | |
| Commissioned by: | |
| Published: | Editions Salabert 17799 |
| Text by Xenakis after Peletier du Mans (16th century) |