Ingeborg Danz . Operatic contraltos
![](https://operasingers.it/wp-content/uploads/2016/10/Danz-Ingeborg-10-1.jpg)
Artist Data:
Wikipedia: https://en.wikipedia.org/wiki/Ingeborg_Danz
Artist Data:
Wikipedia: https://en.wikipedia.org/wiki/Ingeborg_Danz
Artist Data: Elena D’Angri was born 1824-05-14. Elena Died: 1821-05-14….
Artist Data: Wikipedia: https://en.wikipedia.org/wiki/Ingeborg_Danz
Artist Data: Wikipedia: https://en.wikipedia.org/wiki/Maria_Caterina_Negri
Artist Data: Frances Ingram was born 1888-11-05. Frances Died: 1974-04-12….
Artist Data: Wikipedia: https://en.wikipedia.org/wiki/Gisela_Litz
Artist Data: Betty Boije was born 1822-02-14. Betty Died: 1854-11-14….