Désiré Defauw

Giovanni Breviaro

Leonid Hambro

Frida Leider

Carla Gavazzi

Ferdinand Hérold

Titta Ruffo

Roberta Peters

Ernő Balogh

Alexander Schneider

Tatiana Nikolayeva

Anthony Kooiker

Alessandro Ziliani

Giuseppe Bamboschek

Alexander Hilsberg

Антонина Васильевна Нежданова

Ebe Stignani

Dietrich Fischer-Dieskau

Leroy Anderson

Winterthur Symphony Orchestra

Simon Barere

Paul Kletzki

Mado Robin

Blanche Thebom

Jeanette MacDonald