Creation of « Pléiades » with Iannis Xenakis and the Ballet du Rhin in Mulhouse in April 1979. Final bow, with, from left ro right: Olivier Dejours, Jean Batigne, Jean-Paul Finkbeiner, Iannis Xenakis, Georges Van Gucht, Claude Ricou and Gabriel Bouchet.
Being a major piece from the Percussions de Strasbourg, « Pléiades » will be played by each generation of musicians.