- Thomas, Peter Couturier, 1840-19031
- Thorn, Frances Douglass--Correspondence1
- Thorn, Frances Petrena Porcher Douglass--Correspondence1
- Thornton, O. Frank1
- Thurmond, Jean Crouch, 1926-19601
- Thurmond, Strom, 1902-20031
- Tice, Johnny1
- Tourist Maps1
- Tourist maps1
- Town Theatre (Columbia, S.C.)1
- Townville (S.C.)--Maps1
- Track and field athletes1
- Transformers, Electric1
- Travelers--South Carolina--19th century.1
- Trotters Shoals Reservoir (Ga. and S.C.)1
- Typhoid Fever1
- Typhoid fever1
- Typing (Writing)1
- U.S. Fish and Wildlife Service1
- U.S. government, the separation of powers1