MUSIC
... * ?? ROYAL ITALIAN OPERA.-Auber's always fresh and radiant Era Diavolo, which seems to grow younger and younger as it advances in years-especially since the composer himself remodelled and enlarged it, for the Italian version at Covent Garden, with accompanied recitative in lieu of dialogue-is never unwelcome. There is not a single number in this opera that wvears the impress of time. It might ...