The title Macbetto is a very thin and seemingly purposeless disguise for Macbeth; and King Lear is generally called Cordelia, operatically.
"Shakespeare and Music"
Christopher Wilson
The first evening was an important event for me, my initial public appearance, and I recall quite distinctly that I sang the Cavatina from Linda di Chamounix-which I was soon to sing operatically-and that I wore a green dress.
"Memoirs of an American Prima Donna"
Clara Louise Kellogg