Encyclopedias, Almanacs, Transcripts, and Maps
- Scientific Realism
- Scientific Revolutions
- Scliar, Moacyr (1937–)
- Scot, Michael (fl. 1217–c. 1240)
- Scotism
- Scott, George C(ampbell)
- Scott, Hugh Doggett, Jr.
- Scott, Winfield (1786–1866)
- SCOTTICISM
- Scottish and Scotch-Irish Americans
- SCOTTISH GAELIC
- Scouting Movements
- Scribner, Charles, Jr.
- Scuba Diving/Snorkeling
- Scully, Vin(cent) Edward
- Sea Islanders
- Sea Nomads of the Andaman
- Sea Travel and Leisure
- Sea World
- Seaborg, Glenn Theodore