Sonata in B flat major,D.960 Sonata in B flat major, D960 Sonata in B flat major, D. 960 Sonata in B flat major, D 960 Sonata in A flat major,Op.26 Sonata in E flat major, D568 Sonata in B flat major K. 10 Sonata in B-flat major D 960 Sonata in B flat major K. 570 Sonata in A flat major, D557