Collection
- WUOM records, 1913-2009 (majority within 1940-1980)738
- A. Alfred Taubman College of Architecture and Urban Planning (University of Michigan) records, 1876-2011735
- Horace H. Rackham and Mary A. Rackham Fund Records, 1929-1950 (majority within 1934-1940)734
- School of Music, Theatre & Dance (University of Michigan) records, 1880-2021 (majority within 1940-2010)734
- Robert C. Metcalf papers, 1942-2017 (majority within 1950-2008)724
- D.C. Allen House of David Collection, 1795-1980 (majority within 1903-1980)719
- American Legion, Department of Michigan records, 1919-1999708
- Bureau of School Services (University of Michigan) records, 1871-1992700
- BMC Media Services records, 1851-2003698
- Robert J. Harris papers, circa 1959-1963 and 1969-1973692
- Information Technology Division (University of Michigan) records, 1956-1998 (majority within 1985-1997)686
- Thomas Francis Papers, 1917-1975 (majority within 1941-1969)678
- Episcopal Church. Diocese of Michigan records, 1830-2016676
- Bureau of Government Library (University of Michigan) records, 1935-1980675
- Marion L. Burton Papers, 1895-1925 (majority within 1921-1925)665
- JJR Inc. photographic slides, 1960s-1990s661
- Middle English Dictionary records, 1925-2008657
- Eva Jessye Collection, 1927-1992 (majority within 1935-1980)656
- Executive Vice President and Chief Financial Officer (University of Michigan) records, 1909-2016652
- Penn Central Transportation Company Records, 1835-1981 (majority within 1835-1960)649