- South Carolina Conference of Black Mayors, Riley, Richard W. (Richard Wilson), 1933-2
- South Carolina Fighting Gamecocks (Football team)2
- South Carolina Speech and Hearing Association2
- South Carolina--Race relations.2
- South Carolina. General Assembly. Senate.2
- Southern Baptist Convention2
- Southern States Industrial Council2
- Spain, Frances Lander, 1903-19992
- Spain, Frances Lander, 1903-1999--Correspondence2
- Spanish--American War, 18982
- Special Supplemental Food Program for Women, Infants, and Children (U.S.) 2
- Special Supplemental Nutrition Program for Women, Infants, and Children (U.S.)2
- St. John, Francis R.2
- St. John, Francis R.--Correspondence2
- St. Louis Western Railway Company2
- Stacker & Hill--Correspondence2
- Stein, Andrew, 1945-2
- Stewart, Donald E.2
- Stewart, Donald E.--Correspondence2
- Storytelling festivals--South Carolina2