Twelve boxes containing between 7 and 16 CDs each plus a hardback book. The CDs contain recordings of all of Johann Sebastian Bach's works. Boxes 1- 4: each contains 15 CDs of Sacred Cantatas, boxes 1, 2 and 4 have been opened, box 3 is still sealed. Box 5: contains 11 CDs of Secular Cantatas, App. Sacred Cantatas. This box has been opened. Box 6: contains 14 CDs of The Sacred Vocal Works, Masses; Magnificat; Passions and Oratories, this box has been opened. Box 7: contains 7 CDs of Motets, Chorales and Songs, also opened. Box 8: contains 16 CDs of The Organ Works. This box is still sealed. Box 9: contains 11 CDs of Keyboard Works I, the box has been opened. Box 10: contains 11 CDs of Keyboard Works II, the box has been opened. Box 11: contains 13 CDs of The Chamber Music, it has been opened. Box 12: contains 10 CDs of The Orchestral Works, Concertos; Orchestral Suites. The box has been opened. The accompanying hardback book has a dark blue cloth cover, it has a small mark on the front cover and on the spine and there are some signs of rubbing on the back. The titles on the spine are in bright yellow. The dust jacket is in good condition with only some slight signs of wear along the ends and some slight discolouration on the front. Internally it is clean, bright and tightly bound. The book and CDs were published in 1999 in this English edition by Teldec Classics International GMBH of Hamburg, Germany. It is subtitled 'Twenty-four Inventions on Johann Sebastian Bach'. The author is Wolfgang Sandberger.