Erich Leinsdorf, Cesare Siepi, Birgit Nilsson, Cesare Valletti, Leontyne Price, Fernando Corena, Eugenia Ratti, Heinz Blankenburg, Arnold van Mill, Chorus of the Vienna State Opera & Vienna Philharmonic
Robert Merrill, Thomas Schippers, Gabriella Tucci, Giulietta Simionato, Franco Corelli, Ferruccio Mazzoli, Luciana Moneta, Angelo Mercuriali, Mario Rinaudo & Orchestra of the Rome Opera House