Volume 1 Orgelbüchlein BWV 599-644; Appendix: BWV 620a, 630a, 631a, 638a / "Schübler-Chorales" BWV 645-650 / Chorale-Partitas BWV 766-768, 770; Appendix I-III to BWV 768 Urtext / Ed. H.-H. Löhlein • BA 5171 Volume 2 The Organ Chorale Preludes from the Leipzig autograph BWV 651-668 / BWV 769 Urtext / Ed. H. Klotz • BA 5172 Volume 3 Miscellaneous Chorales BWV 690, 691, 694-701, 703, 704, 706, 709-715, 717, 718, 720-722, 722a, 724-738, 729a, 732a, 735a, 738a, 741 Urtext / Ed. H. Klotz • BA 5173 Volume 4 Clavier Übung, Part three Prelude and Fugue in E-flat maj BWV 552 / 21 Chorale settings BWV 669-689 ("Organ Mass") / Four Duets BWV 802-805 Urtext / Ed. M. Tessmer • BA 5174 Volume 5 Preludes, Toccatas, Fantasias and Fugues I: BWV 531-550, 562 Urtext / Ed. D. Kilian • BA 5175 Volume 6 Preludes, Toccatas, Fantasias and Fugues II: BWV 551, 563-566, 568-570, 573-575, 578, 579 / Early Versions and Variants to I (Volume 5) and II (Volume 6) BWV 532a, 533a, 535a, 536a, 543a, 545a, 549a, 574a, 574b Urtext / Ed. D. Kilian • BA 5176 Volume 7 Six Sonatas and Various Individual Pieces BWV 525-530 / Trio in D min BWV 583 / Passacaglia in C min BWV 582 / Alla breve in D maj BWV 589 / Canzona in D min BWV 588 / Pastorella in F maj BWV 590 / Pièce d'orgue in G maj BWV 572; Appendix with different variants Urtext / Ed. D. Kilian • BA 5177 Volume 8 Arrangements of Works by other composers: Concerto arrangements after A. Vivaldi and J. E. Prinz von Sachsen-Weimar BWV 592-596 / Transcriptions of trio compositions by other composers BWV 585-587 Urtext / Ed. K. Heller • BA 5178 Volume 9 Organ Chorales from the Neumeister Collection: 35 Chorale Preludes BWV 714, 719, 742, 957, 1090-1120 (Yale University Manuscript). Revised edition with a new preface by the editor Urtext / Ed. C. Wolff • BA 5181 Volume 10 Organ Chorales from Miscellaneous Sources Urtext / Ed. R. Emans • BA 5251 Volume 11 Freely Composed Organ Works and Chorale Partitas from Miscellaneous Sources Urtext / Ed. U. Bartels, P. Wollny • BA 5243