Das wohltemperierte Klavier Book Two BWV 870-893, Book Two, No. 21 in B flat major BWV 890: Prelude

歌曲	Das wohltemperierte Klavier Book Two BWV 870-893, Book Two, No. 21 in B flat major BWV 890: Prelude
歌手	Bob van Asperen
专辑	Bach Well-Tempered Clavier Goldberg Variations Toccatas