 The instrumental scoring is for flute ( doubling alto flute ) , oboe ( doubling cor anglais ) , 2 clarinets ( one doubling bass clarinet ) , horn , trumpet , trombone , one percussionist , harp , piano ( doubling celeste ) , violin , 2 violas , 2 cellos and double bass . The percussion consists of 8 crotales , vibraphone , marimba , suspended cymbal , 3 gongs , tam @-@ tam , bass drum , pedal bass drum , ratchet , claves and whip . 
