- Arabic language--Sentences1
- Arabic language--Terms and phrases1
- Arabic prose literature1
- Aramaic language1
- Archives1
- Ark of the Covenant1
- Arrighi family1
- Arte della lana (Guild : Florence, Italy)1
- Astrology, Arab1
- Astronomy, Arab1
- Astronomy, Greek1
- Avraham ben Yosef Ḥasan, min Ṭaledo1
- Banks and banking1
- Baptism--Catholic Church1
- Barberino, Bardo da1
- Bardi, Giovanni de', conte di Vernio, 1534-16121
- Baronto, Francesca di1
- Baronto, Taddeo di1
- Baronto, Ventura di1
- Barontolo, Barontolo di1