Historian. Photocopies of articles (1923–1927) from Ku Klux Klan journals such as Kourier Magazine and Imperial Night-Hawk, including many with articles about the Klan in Oklahoma; newspaper articles (1922–1924) on the Klan in Oklahoma; papers (1923–1924) relating to Oklahoma Governor John C. Walton and the Klan; Klan pamphlets and handbooks (1920s) and interview transcripts (1972–1974) with Ira M. Finley, Albert S. Giles, and Leon Hirsch regarding the Klan in Oklahoma.