He never strayed far from Milan .
He came into contact with many notable composers including J.C. Bach , Mozart , Boccherini , and Gluck , the latter of whom became his student from the years 1737 to 1741 .
Although he never strayed far from Milan , he came into contact with many notable composers including J.C. Bach , Mozart , Boccherini , and Gluck , the latter of whom became his student from the years 1737 to 1741 .