Collection
- Herbert F. Baker Papers, 1904-19301
- Horace H. Rackham and Mary A. Rackham Fund Records, 1929-1950 (majority within 1934-1940)1
- Houck, Kibler, and Smith families papers, 1853-2012 (majority within 1910-1946)1
- Hubbell Family Papers, 1859-19831
- Huron Valley Girl Scout Council records, circa 1940-19651
- Hussey Family papers, 1876-19261
- Institute for Global Education records, 1971-20081
- Inter-House Assembly (University of Michigan) records, 1950-19701
- Interlochen Center for The Arts records, 1927-2005 (majority within 1935-1994)1
- International Order of King's Daughters and Sons. Macomb County Branch (Mich.) records, 1891-19651
- International Order of King’s Daughters and Sons, Michigan Branch records, 1897-2008 (majority within 1974-1992)1
- International Organization of Good Templars records, 1855-19701
- Isaac M. Weston Papers, 1859-18991
- J. Edwin Ellis scrapbooks, 1909-19471
- Jabez Thomas Sunderland papers, 1868-19361
- James F. Coakley papers, 1966-19711
- James Karoub Papers, 1962-19941
- James McMillan scrapbook, circa 1900-19021
- James Oliver Curwood papers, 1897-19271
- Jay G. Hayden scrapbooks, 1916-19651