At first glance, Nabucodonosor might seem to be one of Verdi’s least suited works to take advantage of a scientific critical edition. Verdi did not make substantial changes after composing it and therefore it does not pose problems similar to those of Don Carlos, Simon Boccanegra or some other works: problems relating to the establishment of a fundamental text of the opera, or to the decision on which particular version should be used. None of Verdi’s revisions of the Nabucco create major altera...