Polish Legation in Kopenhagen: correspondence of Minister Michal Sokolnicki with Cardinal August Hlond 1932-1935.
Diplomatic correspondence and reports of Michal Sokolnicki as Ambassador in Turkey, and followin folders: May 1935 - December 1940
Reports from the Polish diplomatic posts in Washington, London, Stockholm and Lisbon April 1938 - July 1939.
Ambassador's dispatches to the Ministry of Foreign Affair in Warsaw April 1938 - August 31, 1939.
Reports from Ambassador Roger Raczynski, Bucarest September 15-30, 1939.
Correspondence with Ambassador Roger Raczynski 1940-1941
Diplomatic correspondence and reports January 1942 - December 1943.
Correspondence relating to the Polish-Soviet agreement of July 1941.
Correspondence with General Anders 1943 - 1944.
Correspondence with General Sikorski; Conference in Beyreuth June 1943.
Katyn. The mass murder of Polish prisoners of war; Reports.
Hungary's political position 1939 - 1943.
Polish-Soviet relations: documents, by Polish Ministry of Foreign Affairs, London. April 1943 - August 1946
Diplomatic correspondence and reports, Folders: January 1944 - August 1945.
Warsaw uprising August 1944.
Lublin Committee 1944.
Yalta Conference February 1945.
Trials of Polish underground leaders, Moscow June 1945.
Turkish-Soviet relations 1944-1945.
Recognition of Polish Provisional Government by Turkey.
List of Polish diplomatic posts active in 1945.
Adampol 1945.
Correspondence with Ambassador Alfred Poninski 1942-44.
Correspondence, notes, Folders: January 1946 - December 1951.
Correspondence with Minister of Foreign Affairs in London May 1947-Nov. 1948.
Liquidation of the Polish Armed Forces - documents, Military Commission of the Government-in-Exile, London. 1945-1946
Documents relating to the eve of the Second World War, New Ti April 1948.
Correspondence with the Institute of the Near and Middle East Reduta 1948-1950.
Correspondence with Patriarch Athenagoras, Istanbul 1948-1949
Komunizm - dokumentacja miesiczna, London. 1948-1949.
Correspondence, notes, Folders: January 1952 - December 1960 1961-1968.
Correspondence with General Marian Kukiel 1953-1963.
Correspondence with editors of Kultura 1953-1954.
Correspondence with Pobog-Malinowski.
Correspondence with Archbishop J.F.Gawlina 1959-1960.
Correspondence with J.Fryling 1951-1952.
Correspondence with Klaudiusz Hrabyk 1954-1955.
Ambassador Sokolnicki's Diary September 1, 1939 - August 1945.
Ambassador Sokolnicki's Diary September 1, 1939 - August 1945.
Manuscript of Josef Beck's Commentary of the diplomatic history of the war of 1939. Dictated in Bucarest in published in New York in as Final report. March 1943 1957
Ambassador's Ankara Diary - first draft of the abridged version of his wartime diary.
Introduction a l'histoire diplomatic - Sokolnicki's lectures at the History Department of Ankara University 1952.
Poland 1914-1945, collective work, which was to be published in United States. Manuscripts of the chapters written by Michal Sokolnicki.
Manuscripts of Sokolnicki's articles which appeared in in Bellona, Kultura, Wiadomosci, Orzel Bialy, Dziennik Polski i Dziennik Zolnierza. 1955-1960
Political history of the Second World War, 1939-1945, manuscript and relating correspondence 1956-58.
Unpublished articles, notes and research material.
Writings and research material. Folders:
Nienapisana ksika - Rebirth of the Polish Republic, 1919-1926.
Na prezeomie polityki legionowej. Epizody roku 1916.
Polish-Finnish question article and related correspondence.
Copies of Polish emigré publications, London, Folders: 1947-1953.
Biuletyn Instytutu Bada Krajowych.
Biuletyn Ligi Niepodlegoci Polski.
Wiadomoci Krajowe.
Egzekutywa Zjednoczenia Nàrodowego.
Biuletyn P lskiej Agencji Telegraficznej.
Biuletyn Polityczny.
Wschód Polski - and other publications of emigre organizations.
Research material - newspapers clippings relating to the Second World War, Polish-Russian relations, Turkey and Balkan countries
Newspapers clippings relating to the Second World War, from Polish, Russian, French and British newspapers.
Microfilm reels of Michal Sokolnicki papers held at the Pilsudski Institute of America