Manuscripts Music 2,026 Scores 906 Orchestral music 127 Symphonies 92 History 90 Operas 74 more ... Piano music 69 String quartets 68 Instrumental ensembles 59 Vocal scores with piano 36 Songs (High voice) with instrumental ensemble 33 Excerpts 31 Criticism, Textual 30 History and criticism 30 Parts 28 Song cycles 28 Scores and parts 26 Songs (Medium voice) with instrumental ensemble 26 Chamber orchestra music 25 Electronic music 25 Songs (High voice) with piano 25 Illumination of books and manuscripts 23 Suites (Orchestra) 23 Choruses, Sacred (Mixed voices), Unaccompanied 22 Choruses, Secular (Mixed voices) with orchestra 22 Concertos (Violin) 22 Books 21 Choruses, Secular (Mixed voices), Unaccompanied 21 General 21 less ...