Linetta or Libretta
pretty sure its called a sleeve
The text of an opera is called the libretto and the writer is called a librettist.
I believe it's called the Libretto.
opera
lorgnette
Generally, a program. Booklets containing the text of the opera are called librettos (or libretti in Italian).
The cast of Confessions of a First Time Opera Goer - 2009 includes: Cassidy Brettler as herself
a theatre-goer, a patron (patron of the arts), an audience member - or simply 'fabulous'.
Live stage shows whether opera, musicals or symphony will typically hand out a "program" booklet containing a cast list, a donor list, advertising from supporting businesses and any other information the director may wish to share with the audience which may include plot summary's, song selections, expected intermission times, etc
They are called "opera glasses"
In almost every language it is called opera.
The lyrics of an opera are called the "libretto."
the sydney opera house is called the sydney opera house because opera is song in the building and because of its great views.
Opera buffa
It was called the Opera Populaire in the 1880's.
pretty sure its called a sleeve
A quick search does not reveal such an opera.