Academic claims Anna Magdalena Bach wrote some of Bach best-loved works

"A study by an academic who has spent more than 30 years looking at Bach's work claims that Anna Magdalena Bach, traditionally believed to be Bach's musical copyist, actually wrote some of his best-loved works, including his Six Cello Suites."

 

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http://www.telegraph.co.uk/news/uknews/1516423/Bach-works-were-written-by-his-second-wife-claims-academic.html