Search for: [Subject and Keywords = Polish drama \- 20th c.] OR [Subject and Keywords = Dramat polski \- 20 w.] OR [Title = Msza św. Polaków \: misterjum narodowe] OR [Title = Msza św. Polaków \: misterjum narodowe] OR [Creator = Brzeska, Wanda \(1893–1978\)] OR [Creator = Brzeska, Wanda \(1893–1978\)]