This primary source comes from the Records of the Office of the Chief Signal Officer.
National Archives Identifier:
530978Full Citation: Buffalo dance of the Mandans; 1833 - 1834; Photographs of American Military Activities, ca. 1918 - ca. 1981; Records of the Office of the Chief Signal Officer, Record Group 111; National Archives at College Park, College Park, MD. [Online Version, https://docsteach.org/documents/document/buffalo-dance-of-the-mandans, April 19, 2024]