Governor of Oklahoma. Personal and official correspondence (1916–1948) regarding Walton’s governorship, his removal from office, electioneering, and his campaign to rid Oklahoma of the Ku Klux Klan; election campaign literature and materials (1919–1938) generated during Walton’s bids for public office; speeches (1922–1938) delivered by Walton as governor; newspaper clippings (1919–1943) regarding Oklahoma politics; transcripts (1923) of testimony given at trials concerning racist and Klan-sponsored incidents in Oklahoma, and at Walton’s impeachment; and publications (1923–1924) regarding the Klan, politics, and government.