Nos. 1-5
Margaret Ritchie, Anthony Lewis, Bruce Boyce, Ruggero Gerlin, Alfred Deller, St. Anthony Singers, John Whitworth, L'Ensemble de L'Oiseau-Lyre
Nos. 6-9
John Whitworth, St. Anthony Singers, Anthony Lewis, Bruce Boyce, Ruggero Gerlin, Margaret Ritchie, Alfred Deller, L'Ensemble de L'Oiseau-Lyre