Title
- Armada de España para Inglaterra1
- Armenian fragment1
- Armorial1
- Arms1
- Arms of Kings and Nobles of England, from Brut to King James I].1
- Arms of the Knights of the Garter in the reign of Henry VII1
- Arrangements1
- Ars computistica1
- Ars epistolandi1
- Ars minor1
- Ars moriendi : in French].1
- Ars poetica4
- Artillery manual1
- Artis metrice practice compilatio1
- Ascetic texts1
- Ashiʻʻat al-lamaʻāt3
- Ashraf al-wasāʼil ilá fahm al-Shamāʼil1
- Ashrāṭ al-sāʻah1
- Asrār al-Fātiḥah1
- Asrār al-ghuyūb1