Collection
- Milan Area Historical Society collection, 1833-201713
- Norton Strange Townshend family papers, 1807-199513
- Don Wilson Collection, 1885-2015, and undated12
- Eliza Jane Read Sunderland Papers, 1865-191012
- McCreery-Fenton Family papers, 1818-1948 (majority within 1860-1940)12
- Robert D. Aldrich Collection, 1783-198312
- Salling, Hanson, and Company records, 1881-192812
- Sligh Family Papers, 1842-201212
- University Musical Society (University of Michigan) records, 1879-201712
- Arthur J. Tuttle Papers, 1849-1958 (majority within 1888-1944)11
- Battle Creek Collection, 1860-195011
- Bethlehem United Church of Christ (Ann Arbor, Mich.) Records, 1833-198011
- Department of Physics (University of Michigan) records, 1873-200411
- Geddes and Randall Families Papers, 1771-1950 (majority within 1825-1918)11
- John C. Patterson papers, 1843-191011
- Mary Pennington Collection, 1845-2001 (majority within 1864-1964)11
- Nellie May Davis Finley Family Papers, 1881-1978, and undated11
- Pattengill Family papers, 1767-196311
- Ralph W. Muncy papers, circa 1830-199211
- Trelfa Photographic Collection, 1886-1920, 1886-192011