N.N. Function(s): alto, alto violin, baritone, bass, bassoon, celesta, children's chorus, choirmaster, chorus, clarinet, co-producer, composer, conductor, contrabass, cornet with piston, hapsichord, harp, horn, in collaboration with, librettist, lighting designer, oboe, orchestra, organ, percussion, piano, pianoforte, poet, recitando, recorder, soprano, sponsor, tenor, translator, transverse flute, trombone, trumpet, tuba, violin, violin I, violin II, violoncello, voice