BBC PROMS 2010 Live from the Cadogan Hall, London Presented by Catherine Bott. As a taster to Saturday's Bach Day, the Amsterdam-based Musica ad Rhenum directed by Jed Wentz perform a programme of chamber music by Bach, and two of his sons. This year marks the 300th anniversary of the birth of Wilhelm Friedemann Bach, and his Flute Sonata and Keyboard Fantasia can be heard along side a Trio Sonata by his younger brother, Carl Philipp Emanuel. The concert begins and ends with the head of the Bach family dynasty, Johann Sebastian, including the richly resonant Trio Sonata from his Musical Offering - a tribute to King Frederick the Great Presented by Catherine Bott. JS Bach: Trio Sonata in G major, BWV 1038 WF Bach: Flute Sonata in E minor, BR B17 CPE Bach: Trio Sonata in C major, W149 WF Bach: Keyboard Fantasia in E minor, BR A24 JS Bach: Musical Offering - Trio Sonata Musica ad Rhenum Jed Wentz (flute/director).