String quartets String Quartet No. 1 in G major, "Lodi", K. 80/73f (1770) Milanese Quartets, K. 155–160 (1772–1773) This cycle, in three movements, is interesting as far as these works can be considered precursors of the later—more complete—string quartets. String Quartet No. 2 in D major, K. 155/134a (1772) String Quartet No. 3 in G major, K. 156/134b ..