Violin sonata in E flat major, K. 380 Violin sonata in E flat major, op. 18 Violin sonata in B flat major, K. 454 Violin sonata in E falt major, K. 481 Violin sonata in E-flat major, op. 18 Piano sonata in B flat major, D. 960 Piano Sonata in B flat major, K. 570 Piano sonata in B flat major, K.333 Piano sonata in B-flat major, K. 281 Violin Sonata in B flat major,K454