Collection
- Jay G. Hayden scrapbooks, 1916-19651
- John B. Bennett papers, 1928-19641
- John P. Espie papers, 1902-19501
- John R. Dethmers papers, 1923-19701
- Junius E. Beal Papers, 1869-19461
- Kennedy family papers, 1860s-19821
- Lorraine Beebe Papers, circa 1920-19811
- Louis C. Cramton Papers, circa 1865-1966 (majority within 1916-1965)1
- Louis Carlisle Walker papers, 1881-19631
- Louis H. Fead papers, 1900-1948 (majority within 1918-1942)1
- Lucia Isabelle Voorhees Grimes Papers, 1900-19771
- Marshall L. Cook and William R. Cook papers, 1880-19451
- Mrs. Francis King Collection, 1902-2000, and undated1
- Regina Hay papers, 1930-19661
- Robert H. Brucker papers, 1914-19671
- Roger Irving Wykes papers, 1889, 1907-19381
- Roscoe O. Bonisteel Papers, 1903-19721
- Roy Dikeman Chapin Papers, 1886-1945 (majority within 1910-1936)1
- Samuel D. Pepper Papers, 1893-19521
- Shaw Family (Adrian, Mich.) papers, 1840-1938 (majority within 1860-1890)1