Music history rewritten

How do you rate the composers Paul Dessau, Carl Zelter and Albert Lortzing? Well if you were one of the musicologists advising on the restoration of the historic Konzerthaus in Berlin the answer seems to be pretty highly. The Konzerthaus (above) is one of the outstanding designs of the great European neo-classical architect Karl Freidrich Schinkel . It was built as a theatre in 1821, but also had a chequered history as a music venue including the Berlin premiere of the Flying Dutchman, and most notably the first-ever performance of Beethoven's Ninth Symphony in 1826. In 1789 Mozart attended incognito a performance of Die Entführung aus dem Serail, and when the second violins played a wrong note legends says he shouted to the orchestra: 'It's D you're supposed to be playing, damn it'. Romantic opera was born in the Konzerthaus with the first performance of E.T.A Hoffman's Undine in 1816. Among the c elebrated conductors who worked there were Meyerbeer, Men...