Romanian Opera Orchestra, Bucgarest, Antal Doráti, Dankwart Gahl, Hans Lenzer, Cornel Stavru, Edward Pleasant, Dekany String Quartet, Prague Philharmonic Chorus, Irmgard Gahl, Bamberger Symphoniker, Carl Michalski, Orchester der Wiener Staatsoper, Czech National Symphony Orchestra, John Oakman, Sebastian Hauser, Julian Bigg, Paul Roczek, Ilse von Alpenheim, Peter Katt, Berlin Civic Opera Chorus, Berlin Civic Opera Orchestra, Louis Kentner, Jürgen Geise, Wilfred Tachezi, Kurt Böhme, John Landor, Susan McCulloch, Mircea Popa, Bulgarian National Radio Symphony Orchestra
