The descriptive note comes from item 163 in :
Black music in America
By JoAnn Skrowonski
Metuchen, N.J.: Scarecrow Press, 1981
This is what JoAnn Skrowonski had to say:
Many of the first In Anderson's career are related, including her appearance at the Metropolitan Opera.
© JoAnn Skrowonski
(c) 2020. Frank Greene. All rights reserved.