Ivanhoé contains music from the opera that has a libretto by whom?
La gazza ladra La gazza ladra (] , The Thieving Magpie) is a "melodramma" or opera semiseria in two acts by Gioachino Rossini, with a libretto by Giovanni Gherardini based on "La pie voleuse" by Théodore Baudouin d'Aubigny and Louis-Charles Caigniez.
Sir John in Love Sir John in Love is an opera in four acts by the English composer Ralph Vaughan Williams. The libretto, by the composer himself, is based on Shakespeare's "The Merry Wives of Windsor" and supplemented with texts by Philip Sidney, Thomas Middleton, Ben Jonson, and Beaumont and Fletcher. The music deploys English folk tunes, including "Greensleeves". Originally titled "The Fat Knight", the opera premiered at the Parry Opera Theatre, Royal College of Music, London on 21 March 1929. Its first professional performance was on 9 April 1946 at Sadler's Wells Theatre.