Opera house electronic libretto systems have begun to be used in some opera houses, including New York's Metropolitan Opera, Milan's La Scala, and the Crosby Theatre of The Santa Fe Opera, which provide two lines of text on individual screens attached to the backs of the seats so as to not interfere with the visual aspects of the performance. A subtle type of sound reinforcement called acoustic enhancement is used in some opera houses. Acoustic enhancement systems help give a more even sound in the hall and prevent "dead spots" in the audience seating area by "...augment[ing] a hall's intrinsic acoustic characteristics."
Philadelphia La Scala Opera Company the 1925-1926 season including Gaetano Donizetti's "Lucia di Lammermoor" (with Rosalinda Rudko-Morini in the title role, Giuseppe Reschiglian as Edgardo, and Emanuel Nugnez as Enrico), Giuseppe Verdi's "Aida" (with Alice Eversman in the title role and Bernardo de Muro as Radames), Verdi's "Rigoletto", "Cavalleria rusticana" (with Emilia Vergeri as Santuzza), and "Pagliacci" (with Nicola Zerola as Canio) among others. After its first season, Francesco Pelosi was appointed General Manager and Artistic Director of the company in 1926. For the second season the company was renamed the Philadelphia La Scala Grand Opera Company which it performed under until 1938 when the