1-7. Quartets in B flat major op. 130 1-6. Quartet in B flat major, op. 130 1-4. Quartet in E flat major, op. 127 Quartets in B flat major op. 130 Quartett in B flat major op.130 Quartet in B flat major,op.130 Piano quartet in E flat major op.44 Piano quartet in E flat major op.47 String Quartet in B flat major,Op.130 Quartett in E flat major op.127