Opera in three acts, a prologue and an epilogue, by Jacques Offenbach (1819-1880), with a libretto in French by Jules Barbier (1825-1901), based on a work that Barbier himself and Michel Carré (1821-1872) had written based on stories by E.T.A. Hoffmann (1776-1822). Approximate duration: 2 h 45 min...