Collection
- Joseph Ralston Hayden Papers, 1854-197592
- Topographic Quadrangle Maps, 1895-199486
- College of Engineering (University of Michigan) records, 1860-201485
- School for Environment and Sustainability (University of Michigan) records, 1903 - 201282
- Captain William C. Bacon Michigan Car Ferries Collection, 1883, 2010, and undated75
- William Muschenheim papers, 1923-2004 (majority within 1951-1985)75
- Athletic Department (University of Michigan) records, 1860-201774
- Daughters of the American Revolution of Michigan records, 1893-201474
- Alumni Association (University of Michigan) records, 1845-200172
- Ellen Van Volkenburg and Maurice Browne papers, 1772-1983 (majority within 1910-1960)72
- Lewis Burnett Kellum papers, 1837-1995 (majority within 1920-1969)72
- Ann Arbor Township Records, 1820s-199671
- School of Information (University of Michigan) records, 1904-2014 (majority within 1926-1994)71
- Theodore H. Hubbell papers, 1833-1988 (majority within 1852-1970)71
- Frank Murphy papers, 1908-194968
- Wealthy Park Baptist Church (Grand Rapids, Mich.) records, 1892-198268
- Episcopal Church, Diocese of Western Michigan records, 1851-201167
- Children's Fund of Michigan, records, 1929-1965 (majority within 1929-1961)66
- John C. Pollie Papers, 1910-1969, and undated66
- Middle English Dictionary records, 1925-200864