"Maria Jeritza (6 October 1887 – 10 July 1982) was a celebrated Moravian soprano singer, long associated with the Vienna State Opera, long associated with the Vienna State Opera (1912–1935) and the Metropolitan Opera (1921–1932 and 1951). Her rapid rise to fame, beauty and personality earned her the nickname "The Moravian Thunderbolt"." - (en.wikipedia.org 10.08.2021)