- T. Smith & Company. Records, 1836/18492
- T.T. Perry, Collector, Publications, 1806/18591
- Tabb Family Papers, 1797/18753
- Talbott-Tolbert Family Papers, 1784/19311
- Tappahannock Va. Receipt Book, 1825/18542
- Tasker Howard Bliss Correspondence, 1841/19091
- Tate Thompson Brady Family papers, 1785/20053
- Tau Chi Literary Society Records, 1839/18443
- Taylor County Inns, Ledger Books, 1757/18871
- Taylor collection of Lewis family papers, 1700/19501
- Tazewell Family Papers, 1797/18502
- Tazewell Family Papers, 1838/1978, bulk 1860/18702
- Tazewell Taylor Papers, 1784/18732
- Tennessee Historical Newspapers, 1830/18631
- Terrill-Porterfield Families, Papers regarding the Civil War and Other Material, 1716/1994, bulk 1840/19201