- Seals, wax2
- Sealskin bindings1
- Sebastian, Saint1
- Seder ṭohorah (Maimonides, Moses)1
- Sefer Yeẓirah3
- Sefer ahavah (Maimonides, Moses)1
- Sefer ha-bahir1
- Sefer ha-madaʻ (Maimonides, Moses)1
- Sefer mitsṿot gadol (Moses ben Jacob, of Coucy)1
- Sefer zemanim (Maimonides, Moses)4
- Sefer ḳedushah (Maimonides, Moses)1
- Sefirot (Cabala)2
- Sententiarum libri IV (Peter Lombard, Bishop of Paris)9
- Sequences (Liturgy)1
- Sequences (Music)4
- Sequentiaries1
- Sermons52
- Sermons, Early Christian1
- Sermons, English (Middle)1
- Sermons, German2