Claim: Il borgomastro di Saardam is an 1827 melodramma giocoso and included in the casts are Pablo Salvatori, Carolina Ungher and Giovanni Pace.
Evidence: Il borgomastro di Saardam (The mayor of Saardam) is an 1827 melodramma giocoso (opera buffa) in two acts by Gaetano Donizetti. Carolina Ungher Marietta, daughter of the mayor Giovanni Pace Leforte, disguised as Filiberto, confidant of the Tsar Celestino Salvatori The Tsar (Peter the Great), disguised as Pietro Mikailoff Berardo Calvari Winter [] Pietro Flimann, a carpenter from Russia Raffaele Casaccia Timoteo Spaccafronna, the mayor Almerinda Manzocchi [] Carlotta, foster girl in the mayor's house Gaetano Chizzola Ali' Mahmed, gatekeeper Capranica An official