Sena Jurinac

The Philadelphia Orchestra

Eugene Ormandy

René Leibowitz

Atlanta Symphony Orchestra

Dresdner Kreuzchor

Berliner Symphoniker

New York Philharmonic

Leonard Bernstein

Chor Der St. Hedwigs-Kathedrale Berlin

Rundfunk-Sinfonieorchester Berlin

RIAS-Kammerchor

Helmut Koch

Ferdinand Grossmann

John Alldis Choir

Franz Schubert

Janet Baker

Annelies Burmeister

Anton Bruckner

Seiji Ozawa

Willi Boskovsky

London Philharmonic Orchestra

Regensburger Domspatzen

Leopold Simoneau

Fritz Lehmann