J.S. Bach: Prelude and Fugue in B flat (WTK, Book II, No.21), BWV 890 - Prelude

Song	J.S. Bach: Prelude and Fugue in B flat (WTK, Book II, No.21), BWV 890 - Prelude
Artist	Friedrich Gulda
Album	Bach, J.S.: The Well-tempered Clavier, Book 2