Maria Donska

Camillo Wanausek

Anneliese Rothenberger

Mozart-Sängerknaben

Tito Gobbi

Georg Friedrich Hendel

Bella Davidovich

Rolando Panerai

Wiener Staatsopernchor

Pontarddulais Choral Society

Victor Simon

Pro Musica Orchestra Stuttgart

Abba Bogin

Sergey Ivanovich Taneyev

Mormon Tabernacle Choir

Gaetano Cavalli

Eugene Istomin

Joseph Machlis

Orchestra Simfonică A Radioteleviziunii Române

Carl Loewe

Luis Galve

Münchener Kammerorchester

Richard P. Condie

Paolo Montarsolo

Donald Hatton