Scope and Contents From the Collection: The Duane E. Jeffery papers (1814-2011) consist of professional and administrative materials, research materials, subject files, and professional writings by Jeffery. The collection has been divided into 3 series. The first series contains personal and administrative materials focusing on Jeffery's professional career. The collected correspondence is largely professional, but also contains personal correspondence. Also included are Jeffery's writings and academic interests, courses...