- Karl Liebl, Alois Pernerstorfer, Herta Wilfert, Dezsö Ernster, Gré Brouwenstijn, Eberhard Wächter, Orchestra Sinfonica Di Roma Della RAI, Artur Rodziński, Murray Dickie
- John Lanigan, Rafael Kubelík, Marian Nowakowski, Gré Brouwenstijn, Raymond Nilsson, Forbes Robinson, Noreen Berry, Orchestra of the Royal Opera House, Otakar Kraus, Ramón Vinay, Michael Langdon
- Aldo Protti, Guerrino Boschetti, Giulio Viamonte, Norman Scott, Chorus of Teatro Colon, Richard Tucker, Mario Verazzi, Mignon Dunn, Gré Brouwenstijn, Ruzena Horakova, Victorio Bacciato, Fernando Previtali, Virgilio Tavini, Orchestra of the Teatro Cólon