Documents Obtained from Treasury Department Bureau of Customs
List of documents applicable to geographic areas related to narcotics and Japan's / China's interactions with the trade. Includes specific dates. Areas covered include: Amox, Diaren, Tientsin, Manchukuo, Chahar, Hopei, Shanghai, Honan, Kwantung, Nanking, Hankow, and Shantung. Includes some handwritten additions at the end.