Collection
- Israel, Israel, and Townshend Whelen papers, 1774-18501
- J. M. Clinch journal, 1901-19031
- Jacob A. Kip account book, 1742-17801
- Jacob Butler Varnum papers, 1811-1888 (majority within 1811-1833)1
- Jacob Jennings Brown papers, 1799-1950s (majority within 1799-1837)1
- James A. Whipple papers, 1846-18621
- James L. Burkhalter account book, 1873-18751
- James Spelman collection, 1701-[1724]1
- James W. Hayward collection, 1844-1857 (majority within 1846-1857)1
- John Bartlett and George Nichols collection, 1847-18521
- John Chaloner papers, 1746-1794 (majority within 1781-1790)1
- John K. Stickney papers, 1851-18531
- John L. Tillinghast Distillery ledger, 1786-17891
- John W. Goodridge collection, 1862-18651
- John W. and Maria Eliza Cutler Francis family collection, 1823-18541
- John Williams account book, 18431
- John and Godfrey Malbone collection, 1779-17871
- Jonathan Chase papers, 1775-17971
- Jonathan Dayton family papers, 1764-18921
- Joseph LaVille Young collection, 1858-1947 (majority within 1898-1946)1