- Seaboard Air Line Railway1
- Seelig, Julie1
- Shand, Gadsden E.1
- Shandon Terrace Company1
- Shayne, Arnold1
- Shealy, Bud (Photographer)1
- Sherwood Studio1
- Simkins, Modjeska Monteith, 1899-19921
- Simons, Jane Kealhofer1
- Sloan, John T.1
- Smart, Leslie1
- Smith, Cornelius M. (interviewee)1
- South Carolina Council of Defense.1
- South Carolina Department of Archives and History1
- South Carolina Department of Parks, Recreation and Tourism. Division of Planning1
- South Carolina Department of Wildlife and Marine Resources. Division of Natural Area Acquisition and Resources Planning1
- South Carolina Educational Television Network1
- South Carolina State Library Board 1
- South Carolina State University1
- South Carolina. Department of Archives and History1