The accompaniment of Frescobaldi’s canzonas for bass solo and basso continuo (1)

This is the first of three videos explaining the theoretical basis of composition and of continuo realization in the early seventeenth century. (1) Why sharps and flats are notated in the score and not at the key signature. Hexachords and modes. (2) Harmony and voice leading. On pretonal harmony. (3) Playing style and ornamentation. How would Frescobaldi accompany his canzonas?