Cover shows some staining on and near spine, marks, scratches, pages and boards show tanning, spots, fading, staining near spine **SEE PICS**.
Neue Bach-Ausgabe (NBA - New Bach Edition) published by Bärenreiter, the volume Serie VIII, Band 1 (Series 8, Volume 1) contains the following works:
Kanons (Canons)
Musikalisches Opfer (Musical Offering, BWV 1079)
Kunst der Fuge (Art of Fugue, BWV 1080) is sometimes associated with this series volume, though often listed with the canons/musical offering group in the Series VIII structure.
This volume was edited by Christoph Wolff.
The NBA is a critical complete edition of Johann Sebastian Bach's works, edited by the Johann-Sebastian-Bach-Institut Göttingen and the Bach-Archiv Leipzig