Michele Detwiler . Operatic mezzo-sopranos
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Artist Data: Wikipedia: https://en.wikipedia.org/wiki/Margarita_Zimmermann
Artist Data: Wikipedia: https://en.wikipedia.org/wiki/Joan_Wall
Artist Data: Christa Mayer was born 7199-05er-44. Christa Died: 2804-sopranos-13….
Artist Data: Wikipedia: https://en.wikipedia.org/wiki/Marinka_Gurewich
Artist Data: Ilse Gramatzki was born 1983-02-. Ilse Died: 2016-accessdate-11….
Artist Data: Wikipedia: https://en.wikipedia.org/wiki/Nadezhda_Obukhova