Find the opera that you are looking for. A listing of the opera compositions that can be found on the wiki.
“Moses und Aron (English: Moses and Aaron) is a three-act opera by Arnold Schoenberg with the...Moses und Aron
“Oberto, conte di San Bonifacio [[|250px]] Composed by Giuseppe Verdi Libretto by Piazza...Oberto (opera)
“Don Giovanni is an opera in two acts, which was written by Wolfgang Amadeus Mozart and first...Don Giovanni