Collection
- Thomas G. Monroe log book, 1831-18321
- Thomas, Frederick, and Robert Hubbard family papers, 1803-1902 (majority within 1810-1869)1
- Thompson family papers, 1821-1973 (majority within 1821-1934)1
- Thorington family papers, 1809-1930 (majority within 1873-1908)1
- Trimble family papers, 1795-1901 (majority within 1808-1861)1
- Tufts-Day papers, 1831-1978 (majority within 1915-1920)1
- Two Little Stockings manuscript poem, 19011
- Victor Bockris Papers, 1960-2002 (majority within Bulk, 1977-2002)1
- Watkins and Livingston family scrapbook, 1773-1882 (majority within 1773-1839)1
- Wayland (Mass.) penmanship exercises, 1815-18171
- William B. Clinton papers, 1904-1924 (majority within 1917-1924)1
- William Case Clark notebook, 1779-17881
- William D. Travis collection, 1861-18641
- William G. Henderson papers, 1862-18631
- William Jason and Dorothy Mixter papers, 1915-1920 (majority within 1915, 1917-1919)1
- William N. Ames logbook, 1832, 1838 (majority within 1838)1
- William P. Marshall, Medical Manipulation, 18301
- William Rawle letter book, 1778-17821
- William West Medwin memoir and poems, 1830-18331
- Williams family papers, 1823-1896 (majority within 1833-1896)1