- Architecture1
- Architecture, Roman1
- Argonauts (Greek mythology)1
- Arithmetic1
- Atlases (Geographic)1
- Augustine, of Hippo, Saint, 354-4301
- Augustinians1
- Austria1
- Averroës, 1126-1198. Talkhīs kitāb al-ʻIbārah1
- Averroës, 1126-1198. Talkhīṣ kitāb al-maqūlāt1
- Averroës, 1126-1198. Talkhīṣ madkhal Furfūriyūs1
- Batista de Lanuza y Tafalla, Miguel, -1659. Vida de la venerable Madre Geronima de San Estevan1
- Batista de Lanuza y Tafalla, Miguel, -1659. Vida de la venerable madre Feliciana de San Ioseph1
- Battle of Covadonga (Covadonga, Spain : 718)1
- Beards1
- Benefices, Ecclesiastical1
- Bible1
- Bible. Old Testament1
- Bible. Pentateuch1
- Blaeu, Willem Janszoon, 1571-1638. Teatrum orbis terrarum1