- Architecture--Orders1
- Arcibucci, Alessandro1
- Armenia1
- Arnaldus, de Villanova, -13111
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- Attila, -4531
- Augsburg Confession1
- Aurispa, Giovanni, approximately 1376-14591
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- Averroës, 1126-1198. Talkhīs kitāb al-ʻIbārah1
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- Averroës, 1126-1198. Talkhīṣ madkhal Furfūriyūs1
- Balances (Weighing instruments)1
- Bangladesh1