How do you know when to use the harmonic or the melodic minor scale? Let's take a look at how Bach combines them in one of his chorale harmonization. We examine the choice of harmony and modulation, the part writing, the use of accented and unaccented passing notes, plus other features of the Bach Chorale style. Useful for anyone wanting to improve their ability to write harmony, to analyse harmony, or to understand the detail of Bach's style. Join us on this exciting journey to delve inside the mind of the great J. S. Bach.