EMI Classics: 7243 5 56316 2 6 (on container: CDCB 7243 5 56316 2 6) (7243 5 56317 2 5--7243 5 56318 2 4). Compact discs. Opera in four acts. Libretto by Antonio Ghislanzoni. Originally published p1956. Program notes and synopsis in English and libretto in Italian and English in container. Recorded Aug. 10-12, 16-20, 23 & 24, 1955, at Teatro alla Scala, Milan. Maria Callas, soprano ; Fedora Barbieri, mezzo-soprano ; Richard Tucker, tenor ; Tito Gobbi, baritone ; Giuseppe Modesti, Nicola Zaccaria, basses ; other soloists ; Coro e Orchestra del Teatro alla Scala, Milano ; Tullio Serafin, conductor. Sung in Italian.