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