9008    THE MUSIC AND LIFE OF J.S. BACH  A visit to towns and churches in Northern Germany where Bach played as a student. In Celle, Hamburg, Lubeck and Luneborg, Diane Bish plays "Whither Shall I Flee from Thy Spirit," "Toccata and Fugue in D Minor," "Hark a Viole Saith All are Mortal," "Little Prelude and Fugue in A Minor," Vivaldi