This primary source comes from the Records of the Office of the Chief Signal Officer.
National Archives Identifier:
530805Full Citation: 'Big Foot, leader of the Sioux, captured at the battle of Wounded Knee, S.D.' Here he lies frozen on the snow-covered battlefield where he died; 1890; Records of the Office of the Chief Signal Officer, Record Group 111. [Online Version, https://docsteach.org/documents/document/big-foot-leader-of-the-sioux-captured-at-the-battle-of-wounded-knee-sd-here-he-lies-frozen-on-the-snowcovered-battlefield-where-he-died, March 27, 2025]