I. Instantanés (1976); II. Intermezzi (1978); III. Inversions (1978)
flute (=piccolo), clarinet, trumpet, trombone, guitar, percussion, violin, violoncello
The work consists of three series of fourteen pieces which can be played simultaneously or successively. Durations: all three series simultaneously: 14'; two series successively (or two series simultaneously preceded or followed by the third series): 28'; three series successively: 42'.