Search for: [Subject and Keywords = Orszak, Grzegorz \(ca 1520\-ca 1567\) \- biography] OR [Subject and Keywords = protestants \- Poland 16th c.] OR [Subject and Keywords = Orszak, Grzegorz \(ca 1520\-ca 1567\) \- biografia] OR [Subject and Keywords = protestanci \- Polska 16 w.] OR [Title = Grzegorz Orszak oświęcimianinem] OR [Title = Grzegorz Orszak oświęcimianinem] OR [Creator = Urban, Wacław \(1930–2009\)] OR [Creator = Urban, Wacław \(1930–2009\)]