National Archives and Records Administration II, RG 59, Records of the U. S. Department of State relating to internal affairs of Czechoslovakia 1910-1944, Washington, 1982 (Microfilm): Doc. 860F.4016/82. Original in English.
National Archives and Records Administration II, RG 59, Records of the U. S. Department of State relating to internal affairs of Czechoslovakia 1910-1944, Washington, 1982 (Microfilm): Doc. 860F.4016/83. Original in English.
National Archives and Records Administration II - Records of the Department of State relating to internal affairs of Hungary 1930-1944, Washington, Washington, Del. 1983 (Microfilm-Edition): Doc. 864.4016/151. Original in English.
National Archives and Records Administration II, Records of the Department of State relating to internal affairs of Czechoslovakia 1910-1944, Washington 1982 (Mikrofilm-Edition), Doc. 860F.4016/68. Original in English.
National Archives and Records Administration II, RG 59 - Records of the Department of State relating to internal affairs of Poland 1916-1944, Washington 1981 (Microfilm-Edition), Doc. 860C.4016/603. Original in English.
1939-03-10 | Biddle Jr., Anthony J. Drexel | Poland
National Archives and Records Administration II, RG 59, Records of the Department of State relating to internal affairs of Poland 1916-1944, Washington, D.C. 1981 (Microfilm), Doc. 860C.4016/589. Original in English.
Archivio Storico Diplomatico del Ministero degli Affari Esteri, AG Uff IV, Posizione S.E. 27.869, busta A-B, fasc. Boemia e Moravia. Original in Italian.