Artist credit “Ambrosian Opera Chorus, Ruggero Raimondi, Delia Wallis, Orchestra of the Royal Opera House, Covent Garden, Carlo Maria Giulini”
This artist credit is composed of the following artists:
- Ambrosian Singers (aka Ambrosian Opera Chorus / Ambrosian Chorus / Ambrosian Choir) credited as “Ambrosian Opera Chorus”
- Ruggero Raimondi (bass-baritone)
- Delia Wallis (mezzo-soprano)
- Orchestra of the Royal Opera House, Covent Garden
- Carlo Maria Giulini (conductor)