Collection
- George William Moore papers, 1859-19561
- Gordon Charles papers, 1934-2005 (majority within 1953-1998)1
- Harlow Olin Whittemore papers, 1905-19861
- Harlow family papers, 1836-19501
- Irma Bielenberg papers, 1893-19741
- Isle Royale papers, 1885-1955 (majority within 1921-1946)1
- James S. Fisher papers, 1850-18631
- Jean Worth Papers, circa 1869-19861
- Johan G.R. Banér papers, 1890-19381
- John B. Bennett papers, 1928-19641
- John Harris Forster Papers, 1835-18911
- John Wesley Longyear Papers, 1837-18751
- Johnston Family Papers, 1822-19361
- Josephine R. Grattan diary, 1884-18851
- Lawrence A. Rubin papers, 1934-20111
- Lawrence Llewellyn Farrell Papers, 1935-19711
- Louis C. Cramton Papers, circa 1865-1966 (majority within 1916-1965)1
- Martin R. Bradley papers, 1918-19611
- Michigan Woman's Christian Temperance Union records, 1874-20061
- Mullett Family papers, 1665-1924 (majority within 1825-1924)1