This primary source comes from the Records of the Office of the Chief Signal Officer.
National Archives Identifier:
36072Full Citation: Motion Picture 111-OF-6; Why We Fight: The Battle of China; 1944; Orientation Films, 1942 - 1949; Records of the Office of the Chief Signal Officer, Record Group 111; National Archives at College Park, College Park, MD. [Online Version, https://www.docsteach.org/documents/document/battle-of-china, May 12, 2024]