String quartet no. 6 in B flat major, K. 159 ; String quartet no. 7 in E flat major, K. 160 (159a) ;String quartet no. 9 in A major, K. 169 ; String quartet no. 10 in C major, K. 170 - Mozart, Wolfgang Amadeus; Quartetto italiano; 海老沢, 敏; Smith, Erik (Gesammelte Werke W.A. Mozarts = モーツァルト大全集 / Wolfgang Amadeus Mozart, 1977)