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 mournful songs that all the nymphs and gods wept. On their advice, Orpheus travelled to the underworld. His music softened the hearts of Hades and Persephone, who agreed to allow Eurydice to return with him to earth on one condition: he should walk in front of her and not look back until they both had reached the upper world. He set off with Eurydice following, and, in his anxiety, as soon as he reached the upper world, he turned to look at her, forgetting that both needed to be in the upper world, and she vanished for the second time,