Search for: [Subject and Keywords = opozycja] OR [Subject and Keywords = Polska] OR [Subject and Keywords = 20w.] OR [Subject and Keywords = PRL] OR [Subject and Keywords = Polska Rzeczpospolita Ludowa] OR [Subject and Keywords = Polonia] OR [Subject and Keywords = pomoc] OR [Subject and Keywords = Pomoc Zachodu] OR [Subject and Keywords = zachód] OR [Subject and Keywords = zagranica] OR [Subject and Keywords = Norwegia] OR [File name = SNP’s Informasjons Bulletin, nr 11] OR [Creator = brak autora]