earlier version of BWV.1030 for harpsichord and unknown instrument (oboe or viola da gamba) of which only harpsichord part survives, BWV.1030b
Clavier-Büchlein for Wilhelm Friedemann Bach no.2
Klavierbüchlein no.2
fughetta is early version of BWV.884
see also BWV.902/1a
Clavier-Büchlein for Wilhelm Friedemann Bach no.3
Klavierbüchlein no.3
Notenbüchlein vor Anna Magdalena Bach
fugue: before 1725; fantasia: c1720
performed first as cantatarevision as oratatorio c1738
4 trobone added 1723
3 trombon added 1725revision 1725