Martha Sheil . Operatic sopranos

Artist Data:
Wikipedia: https://en.wikipedia.org/wiki/Martha_Sheil
Artist Data:
Wikipedia: https://en.wikipedia.org/wiki/Martha_Sheil
Artist Data: Morag Beaton was born 1926-07-02. Morag Died: 2010-04-01….
Artist Data: Theresia Singer was born 2011-04-. Theresia Died: 2011-language-24….
Artist Data: Kate Royal was born 2009-10-20. Kate Died: 2011-Oliver_1-01….
Artist Data: Wikipedia: https://en.wikipedia.org/wiki/Anna_Kaufmann
Artist Data: Marianne Mathy was born 1890-06-23. Marianne Died: 1978-10-18….
Artist Data: Constanze Backes was born 2004-09-. Constanze Died: 2015-accessdate-05….