The Art of Singing: Golden Voices of the Century
- Odun: 1998
- Orilẹ-ede: United States of America
- Oriṣi: Documentary, Music
- Situdio: KQED
- Koko-ọrọ: opera, classical music
- Oludari: Donald Sturrock
- Simẹnti: Enrico Caruso, Maria Callas, Fritz Wunderlich, Mario Lanza, Franco Corelli, Kirsten Flagstad
