- Atlases (Geographic)1
- Basil, Saint, Bishop of Caesarea, approximately 329-3791
- Bookplates1
- Booksellers' labels1
- California--San Marino1
- Cardinals--Biography1
- Caroline minuscule1
- Catherine, of Alexandria, Saint1
- Chemistry1
- Christian life1
- Christian poetry, English (Middle)1
- Christian saints1
- Christian women saints1
- Contemporary bindings1
- Cressida (Fictitious character)1
- Devices (Provenance)1
- Didactic poetry, English (Middle)1
- Dionysius, the Areopagite, Saint, active 1st century1
- Drawings1
- Early maps1