Telegram dated December 13, 1961 from Martin Luther King Jr. to President Kennedy: "WE URGE YOU ISSUE AT ONCE A SECOND EMANCIPATION PROCLAMATION TO FREE ALL NEGROES FROM SECOND CLASS CITIZENSHIP."
December 13, 1961
John F. Kennedy Presidential Library and Museum, Boston, Massachusetts. Papers of John F. Kennedy, Presidential Papers, White House Central File, Subject File
Public domain