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.
Telegram received by the Embassy of China in London from the Foreign Office, Chungking on April 6, 1942, recounting 5 occasions where the Japanese used bacteriological warfare against the Chinese.
Letter to Lt. Col. M. Moses from Lt. Col. G.W. Anderson on January 2, 1945 regarding potential Japanese attempts to spread and develop the use of anthrax for biological warfare.
Communication between the Joint Chief of Staff and Commander in Chief of the Far East (CinCFE), MacArthur, from February 28th, 1974 on requests from the USSR to integrate Japanese individuals on Bacteriological Warfare.
Summary of daily messages, resume of the situation, and miscellaneous information from the General Headquarters Supreme Commander for the Allied Powers Military Intelligence from November 11, 1945.
Report of Investigation Division by H. Kanemitsu (SCAP), dated November 12th, 1946; on Hosaka's location and the activities he led in the Osaka Office during WW2.
Intelligence summary and data covering the military, economic, and political fields in Japan, Korea, Philippines, China-Manchuria, South East Asia, and N. E. I.- New Guinea from December of 1945