Violin sonata in B flat, K454 Violin sonata in B flat, K378 Violin sonata in E flat, op. 33 Violin Sonata in E flat, Op.11 Violin sonata in B flat major, K. 454 Violin sonata in E flat op. 18 Violin Sonata in B flat major,K454 Violin sonata in E flat major, op. 18 Violin sonata in E flat major, K. 380 Piano sonata in B flat, D.960