Collection
- Harold Studley Gray Papers, 1896-19721
- Henry Bourne Joy Papers, 1883-19371
- Herbert F. Baker Papers, 1904-19301
- Isle Royale papers, 1885-1955 (majority within 1921-1946)1
- James Frederick Lawton papers, 1908-19691
- James K. Pollock papers, 1920-19681
- James Orin Murfin papers, 1896-19401
- Jay G. Hayden scrapbooks, 1916-19651
- Jesse Siddall Reeves Papers, 1853-1942 (majority within 1901-1942)1
- Junius E. Beal Papers, 1869-19461
- Marion L. Burton Papers, 1895-1925 (majority within 1921-1925)1
- Marshall L. Cook and William R. Cook papers, 1880-19451
- Moses L. Walker papers, 1926-19501
- Orla Benedict Taylor papers, 1831-19431
- Prentiss Marsh Brown Papers, 1902-19731
- Rebecca Shelley Papers, 1890-19841
- Roy Dikeman Chapin Papers, 1886-1945 (majority within 1910-1936)1
- Rudolph E. Reichert Papers, 1907-2004 (majority within 1907-1962)1
- Warren P. Lombard papers, 1877-19391
- Wilber M. Brucker Papers, 1877-19681