- Antenuptial contracts (Jewish law)10
- Anthologies1
- Anthony, of Egypt, Saint, approximately 250-355 or 3562
- Anthony, of Padua, Saint, 1195-12316
- Anthony, of Padua, Saint, 1195-1231--Prayers and devotions1
- Anthropomorphic letters4
- Anti-Catholicism1
- Anti-clericalism1
- Antichrist3
- Antichrist--Islam1
- Anticlaudianus (Alanus, de Insulis)1
- Antidotes2
- Antiphonaries352
- Antiphonaries (Service books)40
- Antiphonaries--Manuscripts1
- Antiphons (Music)8
- Antiquities7
- Antisemitism1
- Antoni, Jacopo1
- Antonio Magistri1