- Astronomy, Arab1
- Astronomy--Tables1
- Atlantic Ocean--English Channel1
- Atlases (Geographic)1
- Attila, -4531
- Aurispa, Giovanni, approximately 1376-14591
- Averroës, 1126-1198. Talkhīs kitāb al-ʻIbārah1
- Averroës, 1126-1198. Talkhīṣ kitāb al-maqūlāt1
- Averroës, 1126-1198. Talkhīṣ madkhal Furfūriyūs1
- Badr al-ṭāliʻ fī ḥall Jamʻ al-jawāmiʻ (Maḥallī, Jalāl al-Dīn Muḥammad ibn Aḥmad)1
- Badʼ al-amālī (Ūshī, ʻAlī ibn ʻUthmān)1
- Baglioni, Niccolò1
- Bahjah al-Wardīyah (Ibn al-Wardī, Zayn al-Dīn ʻUmar ibn al-Muẓaffar)1
- Baldini, Antonio1
- Baldo, Antonio di1
- Baldo, Vestro di1
- Balducci, Domenico1
- Balducci, Nonnina1
- Balestriere, Antonio1
- Ballads1