Programme: ROH Covent Garden 1971 VERDI Un ballo in maschera Guadagno
Libretto L'Oracolo by GIUSEPPE VERDI -UN BALLO IN MASCHERA Grand Opera Music
Programme: ROH Covent Garden 1971 VERDI Un ballo in maschera Bergonzi Guadagno
Programme: ROH Covent Garden 1975 VERDI Un ballo in maschera Bergonzi Downes
concert programme WELSH NATIONAL OPERA un ballon in maschera 1993
Malipiero: Tutti in Maschera, Massimo De Bernart, Very Good
