Collection
- Alumnae Council (University of Michigan) records, 1890-1999 (majority within 1917-1980)1
- Alumni Association (University of Michigan) records, 1845-20011
- American Council on Alcohol Problems Records, 1883-2015 (majority within 1920s-1960s)1
- Andrew Cunningham McLaughlin papers, 1881-19471
- Andrew Jackson Warren photograph collection, circa 1890s1
- Ann Arbor (Mich.) Fire Department records, 1850-19621
- Ann Arbor (Mich.) records, 1830-20021
- Ann Arbor, Michigan photograph collection, 1860s-1970s1
- Anonymous Ann Arbor, Michigan photograph collection, circa 1890-18991
- Appleton-Aiken family papers, 1806-19341
- Arnold Transit Company records, 1854-1987 (majority within 1900-1970)1
- Arnold-Safford family papers, 1856-19921
- Arthur Brown family papers, circa 1873-19451
- Arthur H. Vandenberg papers, 1884-1974 (majority within 1915-1951)1
- Arthur J. Tuttle Papers, 1849-1958 (majority within 1888-1944)1
- Arthur Robertson Cushny photograph collection, circa 1890-19201
- Arthur W. Haydon diaries, 1865-1879, 1888-19151
- Athletic Department (University of Michigan) Individual Files, circa 1880s-2013 (majority within 1940-2008)1
- Athletic Department (University of Michigan) records, 1860-20171
- Austin Blair Family Papers, 1849-1981 (majority within 1895-1920)1