Abstract: Papers of Cornelius Louis (Neal) Harrington, a superintendent of state forests and parks (1923-1958), including personal and professional correspondence; numerous reports, memoranda, and other official documents concerning his work with state forests and state parks for the Wisconsin Department of Conservation; speeches and writings; resource material (including correspondence files of State Forester E.M. Griffith) collected on the history of forests and conservation in Wisconsin; and oral history tapes and transcriptions. Personal papers include a diary and correspondence covering his World War I duty, his experiences on the S.S. Tuscania, and letters concerning his work as a state forester during the early years of the program; reminiscent letters written by other forest service pioneers concerning their experiences; personal financial records and ledgers of a livery stable owned by his father in Hurley, Wisconsin; and numerous photographs covering many aspects of his personal and professional life.