Genres & Styles MUSIC 3,005 Classical 1,278 History and criticism 1,241 Reference 1,116 Music 1,055 Musique 907 Histoire et critique 904 Opera 492 History 428 BIOGRAPHY & AUTOBIOGRAPHY 400 Composers & Musicians 390 Social aspects 383 Histoire 361 Criticism and interpretation 356 Aspect social 319 General 315 Jazz 267 Printed Music 244 Popular music 241 Musique populaire 231 Pop Vocal 231 Composers 227 Operas 225 Compositeurs 217 Instruction & Study 199 Musik 160 Rock 147 Opéras 142 Philosophy and aesthetics 137