The new reduction of Il barbiere di Siviglia is based on the critical edition of the full score by Alberto Zedda that, republished in 2009, appeared in turn as a fully revised edition - in the light of new sources and updated philological criteria -of the historic and pioneering critical edition of 1969. The 1969 Barbiere di Siviglia was based on the autograph and on manuscript and printed sources still considered primary: the copies from Giovanni Battista Cencetti (now kept at the New York Publ