Lucien GUÉRINEL (born 1930). Autograph musical manuscript, Quatre Préludes for small ensemble, [1978]; 13 leaves, 35 x 27 cm. These Quatre Préludes were commissioned by the State. The instrumental line-up requires: oboe, clarinet, bassoon, horn, percussion, violin, cello, double bass. 1 Marche; 2 Songe; 3 Bagatelle; 4 Parodie. The manuscript is carefully notated in midnight blue ink on 30-line Neo-copy music tracing paper, with generally 3 systems of 8 staves per page. The autograph material on tracing is attached.