And his correspondence with his publisher Siegfried Unseld from 1961 to 1989 – about 500 letters – was published in December 2009
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And his correspondence with his publisher Siegfried Unseld from 1961 to 1989 – about 500 letters – was published in December 2009
Text from Wikipedia, available under CC BY-SA 4.0.
Captured 2026-08-22 from Wikipedia. The archived copy is preserved so this citation survives link rot.