"American Opera Society" . . "Elinor Ross did not appear due to illness. The role of Susan B. Anthony was sung by Johanna Meier, who also performed her original role of Gertrude S.\r\nSchonberg, Harold C. \"Music: Thomson's 'Mother of Us all': Johanna Meier Takes Key Role in Opera.\" New York Times (1923-), Apr 01 1964, p. 42. ProQuest. Web. 25 Oct. 2021." . . "1964-03-31T20:00:00"^^ . . . . . .