Eugene Ormandy, George London, Martina Arroyo, Tito del Bianco, Westminster Choir, Lucine Amara, Abraham Kaplan, Camerata Singers, Justino Diaz, The Philadelphia Orchestra, Richard Tucker, Beverly Wolff, Thomas Schippers, Maureen Forrester & New York Philharmonic
Gabriela Benackova, Peter Straka, Eva Randová, Ludek Vele, Miroslav Kopp, Jozef Kundlak, Dagmar Peckova, Czech Philharmonic, Sir Charles Mackerras & Leoš Janáček