This primary source comes from the Collection DDE-WHCF: White House Central Files (Eisenhower Administration).
Full Citation: Telegram, Chicago Defender to President Dwight D. Eisenhower Regarding Emmett Till Case; 9/1/1955; Collection DDE-WHCF: White House Central Files (Eisenhower Administration). [Online Version, https://www.docsteach.org/documents/document/telegram-chicago-defender-to-president-dwight-d-eisenhower-regarding-emmett-till-case, May 6, 2024]