Under the title of 'Kleinere Werke' [Small Works], the second volume of organ works by Carl Philipp Emanuel Bach in the Wiener Urtext Edition contains all works written by the composer except for the multi-movement sonatas for organ: preludes, fugues, trio, chorale arrangements and pieces for musical clock. The fugues, in particular, prove that C. Ph. E. Bach was an attentive pupil of his father. The music theoretician Friedrich Wilhelm Marpurg appreciated these fugues so much that he included s...