Professori d'Orchestra Del Teatro Alla Scala

Victor Chorus

Luigi Ricci

Sixten Ehrling

Otto Ackermann

Ferdinand Hérold

Frans Vroons

Liberace

Erich Kunz

Giuseppe Bamboschek

Iva Pacetti

Hans Hotter

Bidú Sayão

Orchestre De L'Association Des Concerts Pasdeloup

Giulietta Simionato

Антонина Васильевна Нежданова

Gré Brouwenstijn

Paul Schöffler

Dallas Symphony Orchestra

Issay Dobrowen

Manuel Ausensi

Dietrich Fischer-Dieskau

Richard Mayr

Alessandro Ziliani

Joan Hammond