Fanny Eckerlin has speculated on this last point that Eckerlin may have been chafing at the restrictions of her contract, as by this time she had already appeared with some success at La Scala, where she had debuted in "La gazza ladra" during the 1817–18 season. During Eckerlin's career she spent several seasons at the Teatro Italiano in Barcelona, where a claque in her honor was created, and where she won many favorable notices for her work before accepting a contract with the Salle Favart in Paris. She was a noted interpreter of Rossini, and during his tenure at the helm of
Oberto (opera) Oberto (opera) Oberto, Conte di San Bonifacio is an opera in two acts by Giuseppe Verdi to an Italian libretto by Temistocle Solera, based on an existing libretto by Antonio Piazza probably called "Rocester". It was Verdi's first opera, written over a period of four years, and was first performed at the Teatro alla Scala, Milan, on 17 November 1839. The La Scala production enjoyed "a fair success" and the theatre's impresario, Bartolomeo Merelli, commissioned two further operas from the young composer. During his student days in Milan, Verdi began the process of making connections to the world of music