Opera singers
Contraltos
Umm Kulthum
Aafje Heynis
Adelaide Malanotte
Marietta Alboni
Lisa Gerrard | Maureen Forrester
Gaetano Berenstadt
Ursula Boese
Classical singers
Gaetano Guadagni
Diamante Maria Scarabelli
Ernestine Schumann-Heink | Marian Anderson
Contralto opera singers
Louise Homer
Shirley Manson |
