"Lula Mysz-Gmeiner (15 August 1876 – 7 August 1948) was a German concert contralto and mezzo-soprano born in Transylvania, who performed lieder recitals in Europe and the ...
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United States. She was an academic voice teacher in Berlin and taught both Elisabeth Schwarzkopf and Peter Anders." - (en.wikipedia.org 26.12.2019)