Collection
- Marion L. Burton Papers, 1895-1925 (majority within 1921-1925)1
- Martha Cook Building (University of Michigan) records, circa 1913-20161
- Martin R. Bradley papers, 1918-19611
- Mary Frances Doner papers, circa 1934-19741
- Men's Glee Club (University of Michigan) Records, 1886-20121
- Michigan Association for Media in Education records, 1949-19991
- Michigan Congress of Parents and Teachers records, 1891-19611
- Michigan Council Hostelling International records, 1941-20051
- Michigan Dental Association records, 1856-20061
- Michigan Municipal League records, 1928-19771
- Michigan Union records, 1884-1996 (majority within 1904-1995)1
- Michigan Visiting Nurses records, 1896-20101
- Mortimer E. Cooley Papers, 1873-19441
- Morton Steinberg scrapbook, 1919-1923, 1964 (majority within 1919-1923)1
- Mu Phi Epsilon. Gamma Chapter (University of Michigan) records, 1945-1995, 20111
- Murray D. Van Wagoner Papers, 1921-19491
- Myron E. Chon scrapbook, 1919-19231
- Nancy Bylan Bratman papers, 1947-19561
- Netzorg Family papers, late 1880s-2012 (majority within 1938-1998)1
- Norman D. Schwartz scrapbook, 1940-1944 (majority within 1941-1943)1