- Sesquicentennial State Park (S.C.)1
- Settling basins1
- Sims, J. Marion (James Marion), 1813-1883--Monuments1
- South Carolina Agricultural and Mechanical Society1
- South Carolina Penitentiary1
- South Carolina. Highway Dept.1
- State Farmers Market (Columbia, S.C.)1
- Swimming pools1
- Taft, William H. (William Howard), 1857-19301
- Theaters1
- Tobacco1
- Turnips1
- Twin Lakes Resort (Columbia, S.C.)1
- Universities and colleges--Alumni and alumnae1
- Vegetables1
- Wade Hampton Hotel (Columbia, S.C.)1
- Walgreen's Drug Store (Columbia, S.C.)1
- Washington, George, 1732-1799--Monuments1
- Water mills1
- Water treatment1