Although Bach's Mass in B minor is one of the most frequently performed works by the Cantor of St. Thomas's, it is full of puzzles and problems. This applies not only to the question, still unanswered to this day, of why Bach composed this work, but also to many details of the musical text. As editor the services have been obtained of the highly experienced, renowned Bach and Mozart specialist Ulrich Leisinger. Scoring: Soli SSATB, Coro SSAATTBB, 2 Fl, 3 Ob/2 Obda, 2 Fg, Corno da caccia, 3 Tr, Timp, 2 Vl, Va, Bc. Language: Latin. Duration: 100 min.