Bach, JS - Chorale Preludes, arranged in 4 volumes: Vol 1  Ref: 4--018 Arranged for string quartet Ourtext has arranged all the chorale preludes in the Bach Gesellschaft edition, the bulk of them for string quartet. These pieces range from simple harmonizations lasting less than a minute to extended and fully developed works. Many of them are of a beauty that equals any of Bach's creations. see sample score