Opera Nova Bydgoszcz and on July 2, Offenbach's operetta "Orpheus in the Underworld". "Opera Studio" was renamed on March 3, 1959, "Musical Theatre of Opera and Operetta" (), so as to meet cultural expectations of the inhabitants of the entire Bydgoszcz Voivodeship. A year later, on March 1, 1960, the institution was nationalized. In 1963, the "Musical Theatre of Opera and Operetta" had then its own orchestra established, putting an end to the use of musicians from the Pomeranian Philharmonic. Bydgoszcz musical scene, once nationalised, changed its name several times: "Opera and Operetta" (1964), "National Opera" (1980), "Opera Nova" (1990), and from 1996,
Orpheus in the Underworld (This has proved less popular over time than the original two-act version.) Sadler's Wells opera presented an English version by Geoffrey Dunn beginning on 16 May 1960. In the 1980s, English National Opera staged the opera freely translated into English by Snoo Wilson with David Pountney. The production was notable for its satirical portrayal of the then Prime Minister Margaret Thatcher as the character Public Opinion. The first performance was at the Coliseum Theatre in London on 5 September 1985. The D'Oyly Carte Opera Company performed the work in the 1990s. In September 1997 a production by Laurent Pelly was