Märta Birgit Nilsson (17 May 1918 – 25 December 2005) was a Swedish dramatic soprano. Although she sang a wide répertoire of operatic and vocal works, Nilsson was best known for her performances in the operas of Richard Wagner and Richard Strauss.[5] Her voice was noted for its overwhelming force, bountiful reserves of power, and the gleaming brilliance and clarity in the upper register.
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