La pietra del paragone La pietra del paragone La pietra del paragone (The Touchstone) is an opera, or melodramma giocoso, in two acts by Gioachino Rossini, to an original Italian libretto by Luigi Romanelli. "La pietra del paragone" was first performed at La Scala, Milan, on 26 September 1812. It was the composer's first commission from a major opera house and was an instant success, being performed 53 times during its first season. Napoleon's Viceroy in Milan, Eugène de Beauharnais, was so impressed by the opera that he wrote to the Minister of the Interior, "You will kindly arrange for Maestro Joachin Rossini to
Fedora (opera) however, operatic tastes had changed, and the opera became performed more sporadically. The 1990s saw a resurgence of interest in "Fedora", with new productions at the Vienna Staatsoper, La Scala, New York's Metropolitan Opera, Chicago Lyric Opera, the Royal Opera House, Covent Garden, the Washington National Opera and the Teatro Colón in Buenos Aires. Notable singers in post-1990 productions include Mirella Freni, Renata Scotto, Agnes Baltsa, Katia Ricciarelli, and Maria Guleghina as Fedora; and Plácido Domingo, José Carreras, and José Cura as Loris. Among "Fedora's" most recent performances are those at the Vienna Staatsoper in 2003, La Scala in 2004,