Alain BANCQUART (born 1934). Autograph music manuscript, Immobile for brass quintet, 1977; title and 13+3 (3', 11', 13') sheets 35 x 27 cm. Work dedicated to the brass quintet of the Orchestre National de France, for 2 trumpets, horn, tenor trombone and bass trombone (or tuba). The manuscript is carefully written in Indian ink on 12-line tracing paper. It bears at the end the date " 5.II.77 " and the indication : " Duration ; 11' environ ".