Originally aired on "The Bell Telephone Hour," between 1959 and 1967, these superb performances highlight a collection of the greatest singers from the world of opera. Includes appearances by Renata Tebaldi ("Madama Butterfly"), Robert Merrill and Roberta Peters ("Il Barbiere di Siviglia"), Leontyne Price ("Aida"), Birgit Nilsson ("Gotterdammerung"), Joan Sutherland ("Lucia di Lammermoor"), and many others. 120 min. Standard; Soundtrack: English Dolby Digital mono; interviews.