Description: Personal papers of Leon Deming Tilton (1890-1949), B.S. Landscape Gardening (1915); Landscape Architect (1919), Assistant in Landscape Gardening (1917), Assistant in Landscape Extension (1916); contains correspondence, newspaper clippings, photographs, publications, notices of lectures; including a personal copy of The History of the Growth and Development of the Campus of the University of Illinois (1919) written by Tilton and a group photograph of the Regional Plan of New York planners (1925).