Collection
- Russell Kirk collection, 1925, 2017, and undated1,029
- James Edward Fitting Collection, 1916-1978, and undated1,021
- Central Michigan University Student term papers, 1940-2013, and undated927
- Captain William C. Bacon Michigan Car Ferries Collection, 1883, 2010, and undated856
- Millard D. Olds Papers, 1855-2000, and undated822
- Organizational Records, 1930-2022, undated724
- LeRoy Barnett Collection, 1880-2022, and undated642
- Dr. Alpha "Doc" Clark PBB Collection, 1951, 2022, and undated563
- Central Michigan University. Office of the President, President Charles L. Anspach Papers, 1905, 2001, and undated543
- East Central Michigan Health Systems Agency (ECMHSA), 1955-1989, and undated534
- Richard L. Moehl Papers, 1902-2017 and undated (majority within 1984-2015)534
- Organizational records, 1978-2005525
- John C. Pollie Papers, 1910-1969, and undated522
- Central Michigan University. Office of Alumni Relations Collection, 1928-2010 and undated (majority within 1980-2010)509
- Herbert F. Boughey Papers Series 2, 1901-1933, and undated507
- Organizational records, 1940-2003, and undated500
- Norm Lyon Papers, 1920, 1991, and undated495
- Michigan Oil and Gas News (MOGN) Organizational Records, 1909, 1988, and undated491
- Gratiot County Herald Photographs Collection, 1900-1979, and undated489
- Central Michigan University. Office of the President, President Judson W. Foust Papers, 1923, 2002, and undated481