Weekly Intelligence Reports regarding sources of information and troops in northeast China, from the intelligence officer to the commanding officer under office of naval intelligence, January to April, 1937
Weekly Intelligence Reports regarding sources of information and troops in northeast China, from the intelligence officer to the commanding officer under office of naval intelligence, January to April, 1937
Weekly Intelligence Reports regarding sources of information, from the intelligence officer to the commanding officer under office of naval intelligence, May to June 1937
Weekly Intelligence Reports regarding sources of information, from the intelligence officer to the commanding officer under office of naval intelligence, May to July 1937
"China Handbook, 1937-1943, A comprehensive Survey of Major Developments in China in Six Years of War", information compiled by the Chinese Ministry of Information and published by the MacMillan Company, NY in 1943.
Chapter of "The Chinese Medical Journal", Vol.61, No.3, July-Sep.1943, entitled "Bacterial Warfare". It provides evidence regarding Japanese use of BW since 1937.