Files of center contains letters, memos, minutes, reports, and working papers. Writers include Robert Dworak, Dan Johnson (director), John H. Keiser, Phil Kendall, James Martin, Bud Spaulding and Gus Stevens. Subjects include the historical development of the Center, conservation produced by the Center, and working relations with Sangamon-Cass Consortium for CETA, John Woods Community College, the Springfield Coalition for Community Development, and the Illinois Dept of Conservation. Of special note is Gus Stevens's history of education in Sangamon County, 1821-1976, with emphasis on black students and desegregation, 1873-1973. Includes Quality of Life studies on various central Illinois towns.