- Animals--Religious aspects--Islam1
- Annals and chronicles3
- Anne (Mother of the Virgin Mary), Saint2
- Annotations21
- Annunciation to the Blessed Virgin Mary1
- Antella, Francesco dell'1
- Anthony, of Egypt, Saint, approximately 250-355 or 3562
- Anthony, of Padua, Saint, 1195-12314
- Anthropomorphic letters1
- Antichrist2
- Antidotes1
- Antiphonaries171
- Antiphonaries (Service books)14
- Antiphons (Music)3
- Antiquities1
- Antoni, Jacopo1
- Antonio Magistri1
- Antonio, Giuliano di1
- Antonio, Lorenzo di1
- Antonio, Piero di1