Collection
- Lucius Lyon papers, 1770-1934 (majority within 1833-1851)123
- James Furnis letter book, 1755-1759 (majority within 1755-1758)116
- Western America collection, 1797-ca. 1898106
- Charles Townshend papers, 1660-1804 (majority within 1748-1767)105
- German Auxiliaries muster rolls, 1776-1786 (majority within 1781-1783)99
- William Jenks collection, 1794-1884 (majority within 1794-1868)95
- Lydia Maria Child papers, 1835-189494
- Cuba collection, circa 1748, 1798, 1808, 1817, 1823-1824, 1829, 1830-1899 (majority within 1845-1858, 1865-1883)89
- Anthony Wayne family papers, 1681-191388
- Abraham Bell papers, 1812-1901 (majority within 1830-1854)87
- Revolutionary Cuba and Philippines collection, 1849-1925 (majority within 1895-1903)81
- John Vaughan papers, 1779-1781, 1784, 1789, 179469
- Eyre Coote papers, 1775-1925 (majority within 1775-1830)68
- Green-Mitchell family papers, 1780-1883 (majority within 1785-1812, 1831-1862)66
- Bernard M. Baruch collection, 1920-194964
- Nathanael Greene papers, 1762-1852 (majority within 1780-1785)60
- Letters, Documents, & Other Manuscripts, E. L. Diedrich Collection, 1789-1987 (majority within 1795-1941)58
- Friendship and Autograph Album collection, 1826-1944 (majority within 1826-1908)57
- Latin America collection, 1518-1883 (majority within [18th-19th century])57
- Jean Rousselin collection, 1791-181451