Hilde Zadek

Amilcare Ponchielli

Giuseppe di Stefano

Columbia Symphony Orchestra

RCA Victor Symphony Orchestra

Sergei Vasilyevich Rachmaninoff

Robert Merrill

Otello Borgonovo

Sir Thomas Beecham

Zoltán Kodály

Orchestre Des Cento Soli

Leoš Janáček

Wiener Symphoniker

Chor Des Bayerischen Rundfunks

Alina Bolechowska

Camille Saint-Saëns

Boston Symphony Orchestra

Johannes Brahms

Maurice Ravel

Leontyne Price

Gottlob Frick

Wiener Volksopernorchester

Mieczysław Mierzejewski

Max Rudolf

Hermann Scherchen