. "Ars Nova Orchestra" . . . "1962-04-16T20:30:00"^^ . . . . "symphony orchestra performance" . "All-Mozart Program\r\nNote that Nadja Witkowska, who was originally scheduled to sing the role of Madame Herz in \"Der Schauspieldirektor,\" was unable to perform due to illness. She was replaced by Eileen di Tullio.\r\n" . . .