Keywords
- Alfonso VII, The Emperor, King of Castile, 1104-11571
- Alfonso VIII, King of Castile, 1155-12141
- Aljamía1
- Amelius, Martyr1
- America1
- Amicus, Martyr1
- Anthologies1
- Anthony, of Padua, Saint, 1195-12311
- Antiphonaries (Service books)1
- Antiphons (Music)1
- Apostasy--Catholic Church1
- Aragon (Spain). Cortes1
- Architecture1
- Architecture, Roman1
- Aristotle1
- Arithmetic1
- Astrology1
- Atlases (Geographic)1
- Auction copies1
- Augustine, of Hippo, Saint, 354-4301