L'oiseau bleu (opera)

Albert Wolff and Boris Anisfeld at a rehearsal for L'oiseau bleu at the Metropolitan Opera in 1919
Going to rehearsal of L'oiseau bleu in 1919

L'oiseau bleu (The Blue Bird) is an opera in four acts (eight tableaux) by the French composer and conductor Albert Wolff. The libretto by Maurice Maeterlinck is based on his 1908 play of the same name. Boris Anisfeld designed the sets.