To add a video for Johann Christoph Friedrich Bach / Keyboard Sonata in F major, BR A1 (Wf XI/1) (from Musikalisches Vielerley), just enter the video‘s YouTube link:
example) https://www.youtube.com/watch?v=XXXXXXXXXXX
Search YouTube for Johann Christoph Friedrich Bach / Keyboard Sonata in F major, BR A1 (Wf XI/1) (from Musikalisches Vielerley)