Mail from the British Red Cross in Hunan, China to Ms. G. Rees Roberts in N.Wales, entitled "Virulent Cholera Epidemic in Changsha"; picked up by the Office of Censorship in the US, dated November 27th, 1943.
Note from the Embassy of the USSR to Mr. Dean G. Acheson, Secretary of State of the United States, on USSR renewing demands for Hirohito trial from June 3rd, 1950.
Transmission to the War Department in Washington D.C. by the FBI of a newspaper article on Japanese biological warfare by Fletcher Pratt in April, 1942.
News extracts from the New York Times, and a broadcast from Chungking, China in 1942, on Japan's use of bacteriological warfare against China. Radio broadcast presents information, and states that results are usually kept as a military secret.
Report from the Chief of Naval Intelligence, dated June 4th, 1948 on the naval aspects of bacteriological warfare, regarding the development of pathologies and bacteriological warfare research/use in multiple different countries.