Title
- Second Book of Samuel1
- Second Epistle to Timothy1
- Secretum Secretorum1
- Sefer Yeẓirah1
- Senjas y carta de hidalguia de Diego Ximenes de Ençiso Vizino1
- Sentence1
- Sentencia contra el Almine1
- Sententia ex Augustino delibitae1
- Sermones de sanctis1
- Sermones de tempore et de sanctis1
- Seven sages of Rome1
- Seven sleepers of Ephesus1
- Shesh kenafayim1
- Sibylline oracles1
- Sidonius Apollinaris to Agricola1
- Siege of a castle1
- Silk purse with manuscript waste1
- Sins1
- Snaith inquest record1
- Somnium viridarii1