Collection
- Matthaei Botanical Gardens (University of Michigan) records, 1905-2012 (majority within 1965-2004)1
- Medical School Diversity and Career Development Office (University of Michigan) records, 1980-2004 (majority within 1991-2003)1
- Men's Glee Club (University of Michigan) Records, 1886-20121
- Michael Ranville papers, 1953-20081
- Michelle Krebs papers, 1984-20091
- Michigan Daily records, 1950-20061
- Michigan Environmental Council records, 1925-2012 (majority within 1980-2005)1
- Michigan Medicine Volunteer Services (University of Michigan) records, 1937-2007 (majority within 1981-1995)1
- Michigan Peaceworks records, 2001-20111
- Michigan Political History Society oral history collection, 1995-20131
- Michigan Roundtable for Diversity and Inclusion records, 1941-20111
- Michigan Seagrant Program, Publications, 1972-20041
- Middle English Dictionary records, 1925-20081
- Migrant Health Promotion records, 1982-20121
- Milan Area Historical Society collection, 1833-20171
- Milton Jackson letters, 1863-18671
- Morton S. Hilbert papers, 1943-19991
- News and Information Services (University of Michigan) Audiovisual Materials, 1975-2012 (majority within 1985-2005)1
- Nichols Arboretum (University of Michigan) records, 1921-2006 (majority within 1995-2004)1
- Office Of New Students Programs (University of Michigan) records, circa 1950s-2005 (majority within 1989-2000)1