VERDI.UN BALLO IN MASCHERA.Opera in three acts.Libretto by Antonio Somma.Ljuba Welitsch - Amelia,Mirto Picchi - Riccardo,Paolo Silveri - Renato,Alda Noni - Oscar,Jean Watson - Ulrica,Francis Loring - Silvano,Jan Wallace - Samuel,Harvey Alan - Tom.The Glyndebourne Festival Opera Orchestra & Chorus.VITTORIO GUI.Live Recording, Edinburgh Festival, July 21, 1949.