Did both Ormindo and Doktor Faust perform at the Teatro San Cassiano opera house?
Doktor Faust: Doktor Faust is an opera by Ferruccio Busoni with a German libretto by the composer himself, based on the myth of Faust. Ormindo: "Ormindo" was first performed in 1644 at the Teatro San Cassiano, Venice, the world's first public opera house.
i don't know