National Archives and Records Administration II, RG 59 - Records of the Department of State relating to the internal affairs of Hungary 1910-1944, Wilmington, Del. 1981 (Microfilm), Doc. 871.4016 JEWS/119. 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.
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.