Stowarzyszenie Techników Polskich w Wielkiej Brytanii - program and statement.
CHRISTIAN DEMOCRATIC REVIEW published by Christian Democratic Union of Central Europe (in English): No.39/58; 41/58-47/58; 48/59-57/59.
Conference "Dialogue et Cooperation" - meetings of Western Christian Democrats and Polish Catholics convened in Poland and abroad 1977-1978.
Letters to Konrad Sieniewicz from Jerzy Kossowski.
UNIA - underground publications and unpublished manuscripts in Polish of the Stronnictwo Pracy (SP). Underground publications: KULTURA JUTRA no. 3/43.
Letters to Konrad Sieniewicz from Jan Starszak. Portrait of Jan Starszak.
NOUVEL HORIZON published by Christian Democratic Union of Central Europe, Paris in France, No. 23/57-28/57; 29/58; 31/58- 39/58; 40/59-47/59.
CHRISTIAN DEMOCRATIC REVIEW published by Christian Democratic Union of Central Europe (in English): No.31/57; 32/57; 34/57-38/57.
Report of the Administrative Delegate for district No.1 in Warsaw during the Warsaw Uprising, August 1-24, 1944.
Letters to Konrad Sieniewicz from Karol Balon.