String Quartets op.18, No.3&6 string quartet op.33 no.3 string quartet op.59 no.2 String quartets op. 54 nos. 1-3 String quartets op.18/1 & op.127 String quartets, op. 6 no. 1 & 2 string quartets opp.34 & 96 String quartet op. 3 String quartet op. 6, 1 String quartet op. 6, 2