Where did people in 1600 through 1700 get their music from?

Bach, Vivaldi and Handel

Explanation:

The Baroque period refers to an era that started around 1600 and ended around 1750, and included composers like Bach, Vivaldi and Handel, who pioneered new styles like the concerto and the sonata. The Baroque period saw an explosion of new musical styles with the introduction of the concerto, the sonata and the opera.