Wilhelm Friedemann Bach (1710 - 1784) was the eldest son of J.S. Bach. Sebastian is said to have regarded him as the most talented of his sons, and took particular pains over his education, both musical and general. Here is his duet for flutes date from his last years.
Read more: https://www.gramophone.co.uk/feature/wf-bach-the-neglected-son
Playlist of all the music I have shared: https://goo.gl/i6DApN