Piano Concertos K. 107 (Mozart) that publication). Therefore, when these works are enumerated with the rest, it can be seen that Mozart composed 30 keyboard concerti. These three works, however, and the concerti numbered as Piano Concertos 1 through 4 are actually not original compositions, but arrangements of works by other composers. Piano Concertos K. 107 (Mozart) The Piano Concertos, K. 107 are three keyboard concertos by Wolfgang Amadeus Mozart, based on sonatas by Johann Christian Bach. These sonatas are from J.C. Bach's Op. 5; Mozart turned Sonata No. 2 in D, Sonata No. 3 in G, and Sonata No. 4 in E from this
Wolfgang Amadeus Mozart of wanting his musical servant to be at hand (Mozart indeed was required to dine in Colloredo's establishment with the valets and cooks.) But Mozart was planning a bigger career even as he continued in the archbishop's service; for example, to his father he wrote: My main goal right now is to meet the emperor in some agreeable fashion, I am absolutely determined he . I would be so happy if I could whip through my opera for him and then play a fugue or two, for that's what he likes. Mozart did indeed soon meet the Emperor, who eventually