Artist credit “Maria Callas, Piero Cappuccilli, Bernard Ładysz, Philharmonia Orchestra, Tullio Serafin”
This artist credit is composed of the following artists:
- Maria Callas (soprano)
- Piero Cappuccilli (baritone)
- Bernard Ładysz (bass-baritone)
- Philharmonia Orchestra (London orchestra, known as New Philharmonia Orchestra from 1964-1976)
- Tullio Serafin (conductor)