● J.S.Bach : The Art of Fugue A portrait that may depict Bach in 175 The Art of Fugue (or The Art of the Fugue, original German: Die Kunst der Fuge), BWV 1080, is an incomplete work[1] of unspecified instrumentation by Johann Sebastian Bach (1685–1750). Written in the last decade of his life, The Art of Fugue culminates Bach's experimentation with monothematic instrume..