I promessi sposi
Subtitle: melodramma in quattro parti
Contributors: Praga, Emilio, 1839-1875
Published: 1870
Place of publication: Firenze
Language: ita
Number of pages: 35
Work titles: I promessi sposi
Notes: Original librettist unknown; this revision by E. Praga.  Cf. Encicl. dello spettacolo.