Historian and politician. Subject files (1876–1996) containing Helen Holmes’s research notes and materials regarding the history of Guthrie, Oklahoma, and Logan County, Oklahoma. Also included in the collection are research materials on the history of Abell, Cashion, Cimarron City, Coulter, Coyle, Crescent, Langston, and Mulhall, Oklahoma. Specialized subject files include research materials on historic homes in and around Guthrie and on cemeteries, schools, and churches in Guthrie and Logan County, as well as annual narrative reports of extension work (1935–1961) reporting the activities of African-American 4–H clubs in Logan County.