Par SCHUBERT FRANZ. Franz Schubert's Rest 'Du Bist Die Ruh' for TTBB unaccompanied, as arranged by Granville Bantock. A piano accompaniment is scored for rehearsal use. Franz Schubert's Rest 'Du Bist Die Ruh' for TTBB unaccompanied, as arranged by Granville Bantock. A piano accompaniment is scored for rehearsal use./ Répertoire / TTBB a Cappella