Gundula Janowitz, Teresa Zylis-Gara, Mirella Freni, Alfredo Kraus, Rolando Panerai, Sir Geraint Evans (Don Giovanni)
Hilda Rössl Majdan, Reri Grist, Kurt Equiluz, Oskar Czerwenka, Walter Berry, Eberhard Waechter (Le Nozze di Figaro)
Beverly Sills, Gwendolyn Jones, Luciano Pavarotti, Vahan Khanzadian, Raymond Wolansky, Simon Estes (Lucia di Lammermoor)
Denyce Graves, Susanne Mentzer, Neil Shicoff, Renzo Casellato, José Fardilha, Samuel Ramey (Les Contes d’Hoffmann)
Renata Tebaldi, Ettore Bastianini (Tosca)
Birgit Nilsson, Grace Hoffman, Fritz Uhl (Salome)