Contains source material, including extracts from a variety of sources such as university presidential papers, correspondence, diaries and journals, minutes of various meetings, published sources, personal histories, and reports. Many of the items exhibit annotations of staff members. Materials date from approximately 1835 to 1976.

Contains files compiled by Ernest L. Wilkinson, Project Director and Editor of the published histories. Includes correspondence, meeting minutes, memorandums, notes, and other items. Materials date from between 1971 and 1976.

Contains chapter outlines and correspondence, editor's comments, preliminary material, and drafts of the preface, foreword, chapters 1-55, and the pictures and illustrations, memoranda, notes, and critiques relating to the research and writing of the four volume history. Materials date from approximately 1972 and 1975.

Contains correspondence, reports, lists, manuscript errors, and other records on formatting, printing, production, and distribution of the multi-volume history. Materials date from between approximately 1972 and 1975.

Contains correspondence regarding the location, acquisition, and use of source material, administrative research files, including articles in incorporation, board materials, enrollment, correspondence, and reports. Materials date from between 1971 and 1975.

Contains minute drafts and minutes of weekly Centennial History staff meetings. Materials date from between 1972 and 1976.

Contains topical files, including biographical and historical sketches, articles of incorporation, periodicals, minutes, statistics, journal and diary extracts, minutes of meetings, published information, personal histories, biographical sketches, research notes, and some correspondence on a wide variety of topics. Materials date from between 1864 and 1974.