The Barber of Seville (Paisiello) The Barber of Seville (Paisiello) Il barbiere di Siviglia, ovvero La precauzione inutile ("The Barber of Seville, or The Useless Precaution") is a comic opera by Giovanni Paisiello from a libretto by Giuseppe Petrosellini, even though his name is not identified on the score's title page. The opera was first performed on 26 September 1782 (old Russian calendar, 15 September) at the Imperial Court, Saint Petersburg. It was adapted from the play "Le Barbier de Séville" of Pierre Beaumarchais. The full title for the opera reads: ""Il barbiere di Siviglia, ovvero La Precauzione inutile, dramma giocoso per musica tradotto liberamente
Demetrio e Polibio Demetrio e Polibio Demetrio e Polibio (; "Demetrius and Polybius") is a two-act operatic "dramma serio" by Gioachino Rossini to a libretto by Vincenzina Viganò-Mombelli. The opera was orchestrated for strings only. "Demetrio e Polibio" was Rossini's first attempt at a full-scale opera, "assembled piecemeal" during his student days at the Philharmonic Academy of Bologna in 1806. Because it was commissioned by tenor Domenico Mombelli (whose wife wrote the libretto) and was performed privately by Mombelli and his two daughters, a performance which Rossini did not attend, it was not his first fully staged opera. The opera was not professionally