This primary source comes from the General Records of the Department of Justice.
Full Citation: Letter from Attorney James Ray of St. Louis, Mo. to Attorney General Hon. A. Mitchell Palmer Regarding Mob Violence; 5/21/1919; 158260-89; 158260, 1904 - 1974; Straight Numerical Files, 1904 - 1974; General Records of the Department of Justice, Record Group 60; National Archives at College Park, College Park, MD. [Online Version, https://docsteach.org/documents/document/letter-mob-violence, December 4, 2024]