Encyclopedias, Almanacs, Transcripts, and Maps
- Sandfish
- Sandgrouse: Pterocliformes
- Sandhoff Disease
- Sandpipers
- Sandpipers
- Sandpipers: Scolopacidae
- Sandwich, The Earl of (Edward George Henry Montague) (1839-1916)
- Sangha Newsletter
- Santiago Ramón y Cajal
- Santo Daime
- Santoliquido, Rocco (1854-ca. 1930)
- Santorio Santorio
- Sanyojanas
- Saphy (or Grigris)
- Sapodilla Tree
- Sapodilla Tree
- Sara, St
- Sarah F. Whiting
- Sarcognomy
- Sardines