- Schuman, Patricia, 1943---Correspondence2
- Schwartz, Anne2
- Schwartz, Anne--Correspondence2
- Scouting (Reconnaissance)--West(U.S.)2
- Serena Newman2
- Shackelford, Kit2
- Shackelford, Kit--Correspondence2
- Shand, Robert W. (Robert Wallace), 1840-19152
- Shannon, Charles J. (Charles John), 1793-1864--Correspondence2
- Shockley, Ann Allen2
- Shockley, Ann Allen--Correspondence2
- Simms, Laura2
- Simms, Laura--Correspondence2
- Singleton, George A.--Correspondence2
- Sinkler, Charles--Correspondence2
- Skinner, Harvey--Correspondence2
- Soldiers--South Carolina--Chester County2
- South Carolina Arts Commission2
- South Carolina Baptist Convention2
- South Carolina Commission on International Cooperation2