Marga Höffgen
Born: 26th April 1921, Mülheim, Germany
Died: 7th July 1995, Mülheim, Germany
Nationality: German
Marga Anna Johanna Höffgen was a German contralto, known for singing oratorios, especially the Passions by Johann Sebastian Bach, and operatic parts such as Erda in Wagner's Der Ring des Nibelungen, performed at the Bayreuth Festival and Covent Garden Opera in London between 1960 and 1975.
Read more at https://en.wikipedia.org/wiki/Marga_Höffgen