Anastasia Robinson . Operatic contraltos

Artist Data: Wikipedia: https://en.wikipedia.org/wiki/Greta_Williams

Artist Data: Betty Fibichová was born 1846-03-16. Betty Died: 1901-05-20….

Artist Data: Wikipedia: https://en.wikipedia.org/wiki/Jana_S%C3%BDkorov%C3%A1

Artist Data: Wikipedia: https://en.wikipedia.org/wiki/Maria_Caterina_Negri

Artist Data: Wikipedia: https://en.wikipedia.org/wiki/Gisela_Litz