Manuscripts Music Scores 906 Orchestral music 127 Symphonies 92 Operas 73 String quartets 68 more ... Piano music 67 Instrumental ensembles 57 Vocal scores with piano 36 Songs (High voice) with instrumental ensemble 33 Excerpts 31 Parts 28 Song cycles 27 Scores and parts 26 Songs (Medium voice) with instrumental ensemble 26 Chamber orchestra music 25 Electronic music 25 Songs (High voice) with piano 25 Suites (Orchestra) 23 Choruses, Sacred (Mixed voices), Unaccompanied 22 Choruses, Secular (Mixed voices) with orchestra 22 Concertos (Violin) 22 Choruses, Secular (Mixed voices), Unaccompanied 21 Concertos (Piano) 20 Psalms (Music) 19 Songs (Medium voice) with piano 19 Symphonies (Chamber orchestra) 19 Choruses, Sacred (Mixed voices) with orchestra 18 Woodwind quartets (Saxophones (4)) 15 less ...