Leonardo Wolovsky

Alfred Deller

Kammarkören

Hans Carste

Александр Орлов

Lilian Benningsen

Willy Alberti

Hollywood Bowl Orchestra

Karan Armstrong

Bernd Alois Zimmermann

The Santa Fe Opera

Robert Wörle

Benedetta Pecchioli

Mary Garden

Willi Brokmeier

John Reardon

Mario Luperi

J.R.R. Tolkien

Coro del Teatro Communale di Genova

Prague Chamber Choir

Ensemble Artaserse

Jérôme Correas

RCA Victor Symphony Orchestra

Lawrence Foster

Soliści Teatru Wielkiego W Warszawie