Der Opernball at Volksoper, Vienna
"Der Opernball," meaning "The Opera Ball" in English is an operetta split in three acts with music by Richard Heuberger. Based on the 1876 comedy "Les Dominos Roses," by Alfred Delacour and Alfred Hennequin, the libretto is by Viktor Leon and Heinrich von Waldberg. Heuberger was assisted by Alexander von Zemlinsky with the orchestration. "Der Opernball" premiered at the Theater an der Wien, Vienna, Austria, in Januar…