Title: La vedova Allegra = (Die lustige Witwe) : operetta in 3 atti /
Authors: Lehár, Franz, 1870-1948; Smith, Patrick J., 1932-; Léon, Victor, 1858-1940; Stein, Leo, 1861-1921.; Fontana, Ferdinando, 1850-1919
Publisher: Suvini Zerboni,
Subjects: Operas Librettos