String quartet no. 6 in B-flat major, op. 18/6 String quartet No. 6 in B-flat major op. 18/6 String quartet no. 5 in E-flat major, op. 44/3 String quartet no. 13 in B-flat major, op. 130 String quartet no. 1 in E flat major, op. 12 String quartet no. 12 in E-flat major, op. 127 String quartet No. 1 in B flat major, op. 11 String quartet No. 1 in E flat major, op. 12 String quartet No. 12 in E-flat major op. 127 String quartet No.10 in A flat major, op.118