- Nicolai Ghiaurov
- Herbert von Karajan, Wiener Philharmoniker, Leontyne Price, Giuseppe di Stefano, Giuseppe Taddei & Fernando Corena
- Montserrat Caballé, Carlo Felice Cillario & London Symphony Orchestra
- Birgit Nilsson, Orchestra of the Royal Opera House, Covent Garden & Sir Edward Downes
- Samuel Ramey, Ambrosian Opera Chorus, Philharmonia Orchestra & Donato Renzetti
- Antonino Votto, Orchestra del Teatro alla Scala di Milano & Maria Callas
- Renato Bruson & Craig Sheppard