String Quartet in E flat major, op.109 String Quartet in B flat major,Op.103 String Quartet in E flat major, Op.127 string quartet in b flat major, k. 458 String quartet No.9 in E flat major, op.117 String quartet in B-flat major, G 160 String quartet No.10 in A flat major, op.118 String quartet No.12 in D flat major, op.133 String quartet in E-flat major, G 236 String quartet No.5 in B flat major, op.92