Woodwinds: a piccolo (doubling flute 3), 2 flutes, 2 oboes, an english horn, 2 clarinets in B-flat and A, a bass clarinet in B-flat and A, 2 bassoons and a contrabassoon
Brass: 4 horns in F and E, 3 trumpets in B-flat, 3 tenor trombones, a bass trombone, 6 Buccine in B-flat (played on flugel or saxhorns as follows: 2 Soprano, 2 Tenor, 2 Bass) and an offstage trumpet in C
Percussion: timpani, a bass drum, a snare drum, cymbals, 2 small cymbals, a tam-tam, a triangle, a ratchet, a tambourine and a glockenspiel
Keyboards: an organ, a piano and a celesta
Electronics: a gramophone (Il Canto dell’usignolo)
Strings: a harp, first and second violins, violas, violoncellos and double basses.