Collection
- Oliver Hazard Perry papers, 1796-1969 (majority within 1812-1819)5
- Owen Lovejoy papers, 1828-1943 (majority within 1830-1930)5
- Schoff Revolutionary War collection, 1766-18965
- Weld-Grimké family papers, 1740-1930 (majority within 1825-1899)5
- Benjamin Brown collection, 1817-2000 (majority within 1829-1844)4
- Charles H. Lund collection, 1870-18874
- James V. Mansfield papers, 1844-1928 (majority within 1859-1883)4
- John D. Townsend scrapbooks, 1869-18934
- Latin America collection, 1518-1883 (majority within [18th-19th century])4
- Minto-Skelton papers, 1757-1956 (majority within 1770-1900)4
- Ramsey family papers, 1786-1935 (majority within 1827-1935)4
- Russell A. Alger family papers, 1842-1975 (majority within 1863-1865, 1888-1945)4
- Suckley family papers, 1791-18854
- Tenney-Fitts papers, 1806-1925 (majority within 1821-1831, 1867-1917)4
- Tyler family papers, 1735-18884
- African American and African Diaspora collection, 1729-1970 (majority within 1781-1865)3
- Christopher Hughes papers, 1801-1908 (majority within 1814-1884)3
- E. Barker diaries, 1854-18803
- Elizabeth Coffin Tuttle collection, 1857-[1900s]3
- Forrest-Lawson papers, 1833-1958 (majority within 1844-1902)3